U.S. flag An official website of the United States government.
Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Institute for Occupational Safety and Health

CDC Stacks Public Health Publications

The National Institute for Occupational Safety and Health (NIOSH) conducts research and makes recommendations for preventing work-related injuries, illnesses, and deaths. For more information, visit https://www.cdc.gov/niosh/index.html.

(183)
(711)
(1101)
(1282)
(1653)
(1923)
(2675)
(2174)
(2169)
(2199)
(2025)
(2294)
(2195)
(2187)
(1953)
(1953)
(1863)
(1812)
(1891)
(1851)
(2014)
(1833)
(1770)
(1792)
(1618)
(1440)
(1339)
(1049)
(1126)
(1101)
(945)
(1158)
(1313)
(1239)
(1325)
(1190)
(1403)
(1035)
(1171)
(1174)
(1210)
(1053)
(1184)
(1312)
(1467)
(1471)
(1458)
(1275)
(1229)
(1333)
(1434)
(1233)
(1062)
(1077)
(826)
(603)
(527)
(112)
(50)
(32)
(40)
(31)
(34)
(23)
(13)
(6)
(7)
(6)
(5)
(2)
(2)
(1)
(1)
(2)
(2)
(2)
(3)
(1)
(1)
(2)
(2)
(2)
(3)
(1)
(2)
(2)
(2)
(3)
(5)
(36)
0 of 90
(1)
(588)
(12)
(2)
(119)
(1)
(85)
(2)
(13)
(1)
(182)
(57)
(5)
(49)
(36)
(4)
(7)
(1088)
(18)
(466)
(5)
(80535)
(1)
(4)
0 of 24
(2)
(5)
(938)
(768)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(909)
(260)
(3)
(2)
(2)
(1)
(3)
(1)
(6)
(1)
(1)
(196)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(5)
(2)
(1)
(1)
(9)
(3)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(119)
(1)
(1)
(3)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(3)
(97)
(1)
(8)
(6)
(1)
(3)
(1)
(1)
(1)
(2)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(6254)
(2)
(2)
(1)
(4)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(7)
(2)
(360)
(1)
(28)
(5)
(1)
(2)
(1)
(4)
(1)
(1)
(1)
(1)
(3767)
(5)
(2)
(1)
(10)
(1)
(1)
(2)
(1)
(997)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(103)
(3)
(1)
(7)
(1)
(2)
(1)
(1)
(1)
(98)
(1)
(1)
(39)
(1)
(94)
(1)
(1)
(2)
(1)
(2776)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(2)
(2)
(1)
(3)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(5)
(2)
(2012)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(2924)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(38)
(2)
(1)
(2)
(1)
(2)
(2)
(1)
(1)
(167)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(405)
(1)
(2377)
(1097)
(4)
(1840)
(2)
(2)
(1)
(1)
(1)
(3)
(2)
(1)
(1)
(5)
(1)
(1)
(1)
(2)
(1)
(244)
(1)
(7)
(74)
(1)
(1)
(1)
(1587)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(4)
(4)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(3)
(1)
(1)
(1)
(4)
(1)
(1)
(6)
(1)
(766)
(1)
(3)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(302)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(3)
(3)
(1)
(1)
(1)
(5092)
(2)
(1)
(1)
(4218)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2708)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2170)
(1)
(256)
(1)
(1)
(1166)
(1)
(1)
(1)
(2)
(394)
(1)
(1)
(4)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(667)
(1)
(611)
(1)
(1)
(3)
(3)
(1)
(1)
(234)
(1229)
(2)
(605)
(3)
(1)
(4)
(2)
(1)
(4984)
(17)
(1)
(13)
(4)
(92)
(7)
(177)
(2)
(2)
(1)
(1)
(2)
(6)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(2852)
(1)
(136)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(16323)
(1)
(531)
(2)
(1)
(1513)
(3)
(2)
(5563)
(5884)
(26810)
(10209)
(23657)
(4371)
(3613)
(1)
(5685)
(7503)
(7289)
(5)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(9870)
(2)
(1)
(1)
(1)
(3)
(13)
(2)
(460)
(1)
(1)
(3)
(1)
(1)
(3)
(8)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(3)
(3)
(1)
(1)
(1)
(1)
(1)
(2)
(7)
(101)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(3)
(3)
(1)
(1)
(1)
(171)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(4)
(1)
(1)
(6)
(5)
(255)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(5)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(3)
(1)
(1)
(1)
(496)
(196)
(3)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(6)
(2)
(1)
(1)
(1)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(651)
(1)
(2666)
(1)
(1)
(1)
(1)
(3)
(2)
(1)
(1)
(18)
(1)
(1)
(991)
(1)
(1)
(1435)
(1)
(2)
(215)
(1)
(1)
(1)
(1909)
(2)
(1)
(1)
(3)
(2)
(3)
(1)
(5266)
(14)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(11847)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1428)
(1)
(1)
(1)
(81)
(2)
(2)
(1)
(308)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
0 of 750
(47)
(29)
(1)
(1)
(1)
(1)
(1)
(2)
(790)
(5)
(282)
(3570)
(808)
(2061)
(6)
(1)
(3855)
(587)
(1)
(17279)
(11)
(1)
(2)
(22)
(1)
(1)
(112)
(132)
(152)
(4777)
(31)
(3)
(4)
(3)
(16)
(4)
(1)
(3)
(24)
(16)
(16)
(50)
(559)
(4)
0 of 44
(1)
(1)
(1)
(48)
(57)
(125)
(24)
(24)
(8)
(86)
(153)
(75)
(19)
(11)
(1)
(661)
(1)
(44)
(19)
(41)
(3)
(86)
(44)
(29)
(2539)
(1)
(6)
(21)
(1179)
(15)
(122)
(14)
(31)
(1)
(633)
(4)
(10)
(3)
(20)
(2811)
(38)
(174)
(7)
(8)
(4)
(2575)
(81)
(5)
(4)
(154)
(2186)
(239)
(4)
(108)
(32)
(198)
(182)
(1)
(1)
(221)
(221)
(8)
(61)
(2)
(1)
(117)
0 of 66
(68)
(6)
(1268)
(9)
(5)
(5412)
(6234)
(4)
(9055)
(7)
(19)
(15)
(44)
(32)
(38)
(27)
(74)
(216)
(4)
(160)
(75)
(6)
(27)
(6)
(109)
(5)
(747)
(26)
(12)
(6)
(2145)
(52)
(1955)
(1992)
(12)
(4591)
(9)
(62)
(328)
(7)
(747)
(8)
(5250)
(1307)
(2566)
(7)
(52)
(10)
(21)
(246)
(169)
(36)
(10)
(34)
(277)
(23)
(402)
(34)
(24)
(164)
(66)
(52)
(6)
(4)
(18)
(55)
(157)
(11)
(39)
(170)
(3236)
(61)
(17)
(81)
(5)
(225)
(157)
(41)
(90)
(5)
(238)
(4)
(4)
(265)
(15)
(5)
(4)
(995)
(6)
(1269)
(1281)
(39)
(113)
(4)
(6)
(256)
(12)
(2027)
(53)
(25)
(7)
(6)
(4)
(6)
(227)
(202)
(1875)
(7)
(208)
(4)
(14)
(26)
(4)
(7)
(234)
(112)
(23)
(547)
(362)
(371)
(6)
(153)
(116)
(19)
(1265)
(1302)
(246)
(10)
(20)
(4)
(1741)
(216)
(143)
(94)
(4)
(70)
(357)
(11)
(5)
(4)
(22)
(23)
(63)
(6)
(6)
(4)
(61)
(5)
(219)
(64)
(190)
(41)
(190)
(4)
(35)
(12)
(75)
(4)
(32)
(12)
(127)
(9)
(248)
(5)
(5)
(2136)
(1573)
(4)
(1932)
(7)
(555)
(67)
(29)
(69)
(52)
(418)
(4)
(28)
(4)
(4)
(96)
(5)
(4)
(37)
(8)
(73)
(2815)
(498)
(33)
(12)
(5)
(29)
(115)
(253)
(7)
(6)
(10)
(64)
(27)
(339)
(21)
(282)
(151)
(262)
(4)
(321)
(5)
(109)
(62)
(5)
(3905)
(3536)
(49)
(25)
(5)
(39)
(14)
(802)
(90)
(4)
(53)
(210)
(12)
(167)
(1844)
(144)
(163)
(263)
(4)
(540)
(392)
(4486)
(535)
(5)
(45)
(214)
(26)
(78)
(9)
(111)
(51)
(70)
(32)
(178)
(4)
(25)
(13)
(4)
(31)
(4)
(4)
(479)
(25)
(4)
(52)
(7)
(71)
(8)
(195)
(521)
(172)
(163)
(5)
(8)
(10)
(321)
(18)
(6)
(4)
(587)
(5)
(2002)
(19)
(165)
(6)
(673)
(44)
(33)
(34)
(5)
(73)
(683)
(4)
(306)
(362)
(311)
(85)
(4)
(331)
(40)
(7)
(8)
(33)
(4)
(4)
(50)
(251)
(4)
(186)
(8)
(5)
(34)
(34)
(56)
(12)
(8)
(10)
(173)
(7035)
(25)
(640)
(8)
(21)
(8)
(25)
(336)
(2520)
(5)
(44)
(404)
(731)
(1104)
(8)
(26)
(60)
(206)
(4)
(4)
(87)
(46)
(16)
(888)
(5)
(2375)
(5)
(370)
(6)
(52)
(396)
(52)
(313)
(1071)
(23)
(1992)
(480)
(4869)
(5)
(1378)
(7)
(7028)
(16)
(1647)
(5)
(7)
(530)
(9)
(8)
(5496)
(5)
(30)
(117)
(9)
(6)
(15)
(26)
(2427)
(47)
(64)
(13)
(37)
(4)
(72)
(5)
(13)
(5)
(8)
(26)
(85)
(4)
(8)
(861)
(186)
(6)
(7)
(474)
(111)
(254)
(18)
(776)
(2428)
(4)
(8)
(698)
(21)
(24)
(13)
(7)
(370)
(39)
(67)
(349)
(284)
(4)
(4)
(15)
(2048)
(1459)
(123)
(34)
(22)
(56)
(5)
(7)
(42)
(20)
(33)
(8)
(4)
(4)
(404)
(103)
(49)
(455)
(588)
(11)
(626)
(349)
(4)
(166)
(11)
(6)
(304)
(27)
(667)
(119)
(5)
(21)
(15)
(9)
(5)
(6)
(5)
(4)
(1217)
(43)
(653)
(212)
(5)
(4)
(57)
(139)
(75)
(5)
(65)
(18)
(116)
(7)
(16)
(4)
(4)
(6895)
(56)
(54)
(10)
(332)
(2465)
(17)
(4)
(14)
(10)
(3471)
(16)
(14)
(1503)
(5)
(5)
(7)
(11)
(8)
(171)
(945)
(1222)
(1257)
(4)
(4)
(4)
(50)
(589)
(5)
(6)
(519)
(897)
(32)
(22)
(5)
(4)
(202)
(38)
(12)
(42)
(96)
(7)
(58)
(61)
(84)
(10)
(154)
(11)
(7)
(244)
(956)
(58)
(15)
(31)
(343)
(510)
(6)
(1191)
(12)
(23)
(10)
(6)
(16)
(45)
(5)
(1614)
(4)
(7)
(32)
(4)
(1474)
(4)
(4)
(17)
(18)
(4)
(21)
(5)
(14)
(56)
(20)
(4)
(34)
(22)
(8)
(10)
(125)
(4)
(38)
(532)
(9)
(5)
(59)
(1163)
(77)
(5)
(1530)
(5)
(4)
(75)
(77)
(7)
(1403)
(418)
(6)
(10)
(133)
(5483)
(49)
(7)
(690)
(1149)
(371)
(6)
(196)
(5)
(233)
(345)
(369)
(9)
(75)
(8)
(5)
(49)
(5429)
(3941)
(4)
(10)
(9)
(60)
(4)
(5)
(131)
(8)
(21)
(124)
(4)
(363)
(10)
(242)
(4727)
(19)
(26)
(102)
(11)
(160)
(18)
(31)
(28)
(41)
(2681)
(32)
(378)
(2895)
(208)
(4)
(2745)
(843)
(1060)
(7)
(31)
(62)
(10)
(431)
(23)
(13)
(20)
(6)
(40)
(6)
(4)
(26)
(12)
(1110)
(4)
(9)
(7)
(29)
(791)
(19)
(8)
(10054)
(4)
(111)
(11)
(4)
(4)
(911)
(8)
(3906)
(6)
(9)
(90)
(7)
(4)
(3248)
(5)
(3350)
(351)
(70)
(4)
(50)
(4)
(4)
(28)
(23)
(9)
(15)
(38)
(44)
(10)
(17)
(11)
(7)
(206)
(3276)
(15)
(3289)
(865)
(121)
(211)
(84)
(171)
(65)
(55)
(41)
(75)
(171)
(40)
(112)
(5)
(40)
(24)
(2258)
(1598)
(6)
(8)
(5)
(12)
(172)
(27)
(5)
(197)
(122)
(51)
(9)
(8)
(5)
(6)
(1263)
(6)
(22)
(9762)
(39)
(35)
(31)
(80470)
(20)
(1157)
(8)
(5)
(4)
(14)
(14)
(6)
(6)
(309)
(38)
(5)
(313)
(4)
(4)
(127)
(8)
(131)
(125)
(628)
(96)
(7)
(84)
(11)
(6)
(5015)
(385)
(4)
(7)
(5)
(29)
(41)
(6)
(6501)
(5)
(11)
(217)
(34)
(5)
(102)
(156)
(4)
(15)
(89)
(52)
(31)
(94)
(6)
(4)
(8)
(6)
(455)
(29)
(76)
(11)
(5)
(7)
(12)
(738)
(9)
(179)
(521)
(203)
(10)
(40)
(56)
(21)
(49)
(8)
(7)
(8)
(14)
(34)
(28)
(50)
(1379)
(585)
(11)
(11)
(716)
(229)
(64)
(15)
(9)
(37)
(12)
(1368)
(35)
(1669)
(15)
(6)
(17)
(5)
(35)
(18)
(33)
(5)
(361)
(422)
(15)
(1370)
(1340)
(132)
(272)
(165)
(164)
(13)
(11)
(447)
(11)
(187)
(44)
(78)
(17)
(7)
(6)
(108)
(20)
(18)
(5)
(21)
(5)
(7)
(7)
(45)
(5)
(6)
(793)
(384)
(2164)
(7912)
(7247)
(7)
(8)
(5)
(7988)
(6326)
(11)
(11)
(191)
(6)
(80180)
(4846)
(12)
(8)
(7)
(60)
(5)
(79)
(1503)
(152)
(894)
(56)
(1160)
(6)
(545)
(220)
(8)
(83)
(1714)
(117)
(61)
(2399)
(389)
(860)
(7)
(752)
(622)
(296)
(382)
(6)
(988)
(17)
(13)
(27)
(1154)
(2143)
(34)
(9)
(183)
(89)
(18)
(10)
(5464)
(15)
(5)
(29)
(11)
(1641)
(140)
(166)
(180)
(151)
(51)
(63)
(166)
(52)
(35)
(106)
(3247)
(5)
(9)
(32)
(7)
(14)
(840)
(205)
(37)
(407)
(10)
(8)
(15)
(19)
(23)
(100)
(758)
(262)
(10)
(1848)
(30)
(5)
(783)
(7)
(62)
(44)
(110)
(30)
(136)
(31)
(17)
(139)
(9)
(16)
(680)
(903)
(1339)
(22)
(12)
(7)
(25)
(50)
(7)
(935)
(3143)
(115)
(5)
(723)
(54)
(454)
(6)
(590)
(7)
(7)
(36)
(66)
(6)
(310)
(62)
(23)
(31)
(359)
(5)
(124)
(9)
(707)
(100)
(3094)
(312)
(8)
(17)
(25)
(5)
(259)
(9196)
(23)
(11)
(47)
(121)
(13)
(7)
(88)
(15)
(7)
0 of 1000
(76)
(66)
(38)
(49)
(38)
(51)
(50)
(113)
(79)
(93)
(62)
(38)
(46)
(36)
(51)
(109)
(247)
(56)
(60)
(83)
(277)
(86)
(106)
(43)
(57)
(135)
(48)
(126)
(37)
(44)
(73)
(36)
(42)
(44)
(72)
(38)
(98)
(39)
(226)
(42)
(38)
(69)
(71)
(64)
(122)
(54)
(77)
(62)
(37)
(151)
(143)
(52)
(51)
(43)
(63)
(68)
(36)
(49)
(70)
(50)
(52)
(45)
(61)
(173)
(63)
(39)
(59)
(38)
(88)
(41)
(39)
(69)
(60)
(50)
(45)
(54)
(55)
(38)
(105)
(123)
(43)
(59)
(69)
(53)
(80)
(69)
(53)
(42)
(80)
(58)
(147)
(43)
(45)
(99)
(37)
(46)
(47)
(88)
(92)
(37)
(45)
(85)
(78)
(37)
(37)
(55)
(38)
(66)
(44)
(55)
(84)
(45)
(59)
(83)
(159)
(62)
(42)
(129)
(84)
(40)
(94)
(61)
(108)
(70)
(47)
(77)
(62)
(179)
(36)
(44)
(38)
(40)
(99)
(43)
(60)
(73)
(69)
(926)
(88)
(48)
(39)
(46)
(189)
(47)
(36)
(61)
(36)
(60)
(129)
(101)
(71)
(72)
(39)
(147)
(39)
(88)
(37)
(75)
(41)
(43)
(109)
(37)
(39)
(47)
(250)
(59)
(77)
(126)
(36)
(41)
(93)
(44)
(41)
(41)
(57)
(140)
(66)
(45)
(135)
(59)
(55)
(49)
(58)
(64)
(38)
(48)
(37)
(48)
(56)
(147)
(46)
(72)
(38)
(38)
(55)
(72)
(140)
(37)
(103)
(82)
(52)
(119)
(43)
(88)
(84)
(38)
(36)
(53)
(82)
(42)
(42)
(51)
(41)
(47)
(44)
(58)
(41)
(79)
(47)
(52)
(53)
(66)
(172)
(48)
(39)
(157)
(82)
(37)
(49)
(37)
(46)
(61)
(98)
(59)
(126)
(41)
(80)
(71)
(225)
(100)
(51)
(122)
(41)
(39)
(54)
(42)
(48)
(37)
(40)
(74)
(84)
(140)
(44)
(56)
(58)
(171)
(38)
(45)
(42)
(167)
(40)
(48)
(36)
(76)
(119)
(71)
(39)
(86)
(58)
(41)
(39)
(55)
(69)
(55)
(56)
(213)
(155)
(40)
(60)
(75)
(87)
(41)
(52)
(88)
(83)
(41)
(43)
(87)
(85)
(56)
(54)
(65)
(47)
(55)
(62)
(81)
(208)
(49)
(73)
(61)
(47)
(36)
(183)
(38)
(45)
(45)
(105)
(43)
(82)
(93)
(44)
(85)
(40)
(46)
(62)
(53)
(48)
(44)
(97)
(39)
(65)
(56)
(49)
(69)
(43)
(147)
(44)
(42)
(46)
(54)
(45)
(125)
(39)
(60)
(74)
(200)
(85)
(250)
(83)
(87)
(37)
(257)
(97)
(78)
(65)
(175)
(92)
(37)
(78)
(55)
(87)
(44)
(62)
(60)
(112)
(37)
(36)
(134)
(63)
(44)
(77)
(252)
(38)
(66)
(40)
(89)
(36)
(117)
(56)
(37)
(108)
(78)
(156)
(68)
(39)
(196)
(43)
(86)
(59)
(46)
(62)
(54)
(38)
(76)
(49)
(61)
(44)
(88)
(49)
(51)
(51)
(43)
(97)
(49)
(44)
(93)
(121)
(109)
(46)
(165)
(47)
(72)
(63)
(92)
(48)
(83)
(125)
(44)
(43)
(102)
(45)
(44)
(56)
(38)
(63)
(94)
(44)
(75)
(78)
(36)
(95)
(51)
(38)
(82)
(209)
(65)
(59)
(77)
(37)
(108)
(240)
(51)
(44)
(104)
(67)
(55)
(48)
(46)
(45)
(53)
(47)
(39)
(82)
(49)
(47)
(49)
(54)
(38)
(59)
(63)
(71)
(41)
(70)
(92)
(159)
(45)
(56)
(71)
(67)
(61)
(78)
(54)
(59)
(51)
(106)
(37)
(63)
(250)
(80)
(39)
(40)
(49)
(40)
(42)
(98)
(40)
(106)
(46)
(91)
(131)
(39)
(91)
(55)
(74)
(51)
(45)
(70)
(37)
(82)
(44)
(94)
(155)
(40)
(75)
(42)
(55)
(54)
(39)
(61)
(43)
(62)
(59)
(60)
(84)
(178)
(45)
(120)
(45)
(235)
(60)
(67)
(95)
(38)
(79)
(71)
(87)
(63)
(70)
(96)
(71)
(68)
(56)
(44)
(122)
(101)
(44)
(55)
(68)
(49)
(75)
(47)
(44)
(106)
(56)
(57)
(46)
(160)
(45)
(76)
(44)
(41)
(59)
(46)
(68)
(37)
(51)
(55)
(44)
(37)
(40)
(58)
(64)
(42)
(49)
(116)
(63)
(127)
(48)
(54)
(88)
(79)
(45)
(76)
(103)
(59)
(54)
(37)
(80)
(84)
(45)
(70)
(63)
(46)
(58)
(40)
(108)
(53)
(102)
(78)
(55)
(177)
(40)
(38)
(115)
(108)
(70)
(61)
(40)
(49)
(155)
(96)
(95)
(37)
(90)
(47)
(38)
(61)
(97)
(38)
(65)
(67)
(84)
(51)
(48)
(201)
(48)
(44)
(69)
(81)
(54)
(37)
(45)
(37)
(52)
(188)
(44)
(41)
(104)
(41)
(51)
(85)
(58)
(40)
(44)
(41)
(59)
(171)
(42)
(37)
(68)
(86)
(43)
(46)
(52)
(40)
(54)
(43)
(50)
(38)
(38)
(93)
(43)
(43)
(49)
(122)
(53)
(39)
(47)
(56)
(152)
(44)
(74)
(262)
(47)
(49)
(57)
(56)
(217)
(144)
(45)
(130)
(164)
(42)
(45)
(98)
(68)
(39)
(48)
(66)
(41)
(38)
(76)
(134)
(63)
(37)
(58)
(65)
(51)
(45)
(155)
(49)
(69)
(122)
(53)
(79)
(148)
(41)
(52)
(51)
(49)
(39)
(105)
(37)
(37)
(42)
(93)
(46)
(162)
(40)
(43)
(166)
(60)
(152)
(58)
(119)
(38)
(40)
(101)
(58)
(48)
(49)
(41)
(111)
(61)
(71)
(44)
(46)
(43)
(42)
(41)
(151)
(58)
(42)
(42)
(64)
(84)
(53)
(110)
(53)
(43)
(78)
(103)
(41)
(109)
(59)
(132)
(67)
(54)
(53)
(96)
(46)
(119)
(78)
(68)
(47)
(223)
(39)
(57)
(40)
(59)
(172)
(52)
(67)
(92)
(57)
(276)
(43)
(43)
(38)
(99)
(37)
(40)
(90)
(82)
(85)
(43)
(92)
(39)
(171)
(68)
(99)
(51)
(68)
(65)
(49)
(78)
(125)
(124)
(37)
(71)
(52)
(39)
(40)
(71)
(68)
(45)
(89)
(157)
(49)
(288)
(70)
(40)
(53)
(53)
(52)
(189)
(57)
(53)
(114)
(40)
(42)
(37)
(46)
(43)
(67)
(44)
(95)
(227)
(42)
(79)
(39)
(227)
(71)
(161)
(46)
(82)
(49)
(87)
(55)
(95)
(62)
(102)
(114)
(50)
(78)
(39)
(43)
(65)
(44)
(45)
(122)
(51)
(109)
(54)
(55)
(46)
(40)
(40)
(55)
(51)
(79)
(90)
(58)
(52)
(54)
(37)
(50)
(96)
(95)
(59)
(220)
(229)
(38)
(52)
(170)
(37)
(62)
(70)
(43)
(37)
(93)
(157)
(55)
(46)
(49)
(57)
(52)
(89)
(62)
(42)
(60)
(58)
(96)
(53)
(43)
(55)
(59)
(86)
(92)
(40)
(40)
(78)
(104)
(234)
(99)
(55)
(63)
(101)
(71)
(55)
(54)
(69)
(103)
(107)
(39)
(37)
(121)
(61)
(85)
(69)
(39)
(58)
(61)
(289)
(42)
(59)
(42)
(72)
(194)
(119)
(86)
(105)
(115)
(37)
(59)
(70)
(81)
(46)
(55)
(88)
(189)
(41)
(41)
(117)
(59)
(51)
(63)
(50)
(71)
(43)
(48)
(137)
(84)
(50)
(48)
(85)
(38)
(104)
(68)
(68)
(51)
(136)
(37)
(128)
(59)
(40)
(108)
(76)
(48)
(60)
(45)
(73)
(47)
(106)
(64)
(46)
(59)
(45)
(45)
(181)
(86)
(82)
(38)
(58)
(47)
(40)
(76)
(54)
(61)
(81)
(45)
(42)
(50)
(71)
(99)
(89)
(97)
(119)
(64)
(54)
(49)
(39)
(64)
(43)
(98)
(99)
(51)
(40)
(53)
(45)
(46)
(59)
(50)
(137)
(80)
(38)
(43)
(82)
(71)
(54)
0 of 1000
(1)
(2)
(1)
(1)
(11)
(1)
(3)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(64)
(1)
(65)
(6)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(7)
(5)
(1)
(2)
(1)
(1)
(3)
(1)
(69)
(85)
(2)
(125)
(117)
(4)
(270)
(1)
(1)
(55)
(1)
(7)
(1)
(1)
(1)
(3)
(2)
(1)
(1)
(1)
(1)
(1)
(6)
(1)
(2)
(1)
(21)
(1)
(1)
(1)
(1)
(2)
(67)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(9)
(1)
(1)
(3)
(2)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(2)
(1)
(1)
(1)
(49)
(1)
(1)
(7)
(3)
(5)
(1)
(1)
(5)
(3)
(1)
(1)
(1)
(1)
(1)
(2)
(57)
(48)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(4)
(15)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(605)
(1)
(1)
(2)
(12)
(77)
(53)
(6)
(1)
(8)
(2)
(8)
(35)
(9)
(2)
(1)
(4)
(1)
(1)
(1)
(6)
(5)
(105)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(31)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(31)
(12)
(2)
(2)
(7)
(1)
(3)
(1)
(19)
(8)
(1)
(1)
(1)
(1)
(4)
(2)
(4)
(1)
(1)
(1)
(1)
(20)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(14)
(14)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(220)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(5)
(1)
(3)
(23)
(1)
(1)
(1)
(2)
(2)
(2)
(134)
(1)
(1)
(1)
(2)
(2)
(1)
(230)
(1)
(1)
(11)
(1)
(2)
(13)
(2)
(1)
(1)
(1)
(29)
(2)
(21)
(21)
(1)
(1)
(4)
(246)
(52)
(1)
(1)
(1)
(217)
(1)
(1)
(1)
(1)
(2)
(1)
(5)
(3)
(1)
(1)
(228)
(49)
(53)
(1)
(210)
(1)
(187)
(2)
(184)
(47)
(47)
(1)
(1)
(4)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(35)
(2)
(1)
(4)
(1)
(1)
(1)
(1)
(1)
(2)
(3)
(1)
(1)
(1)
(15)
(1)
(1)
(1)
(1)
(6)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(53)
(1)
(1)
(3)
(14)
(8)
(1)
(1)
(1)
(1)
(1)
(1)
(8934)
(2)
(1)
(4)
(18)
(1)
(1)
(47)
(8)
(8)
(2)
(3)
(1)
(1)
(1)
(35)
(3)
(1)
(234)
(2)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(1)
(6)
(22)
(23)
(3)
(9)
(1)
(1)
(1)
(7)
(1)
(1)
(1)
(1)
(315)
(2)
(739)
(1)
(2)
(2)
(1)
(1)
(1)
(8)
(1)
(3)
(19)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(110)
(1)
(2)
(36)
(2)
(1)
(4)
(6)
(1)
(4)
(124)
(13)
(3)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(17)
(1)
(2)
(1)
(1)
(1)
(7)
(7)
(1)
(1)
(33)
(59)
(18)
(77)
(29)
(1)
(9)
(1)
(1)
(24)
(3)
(2)
(1)
(1)
(1)
(16)
(24)
(1)
(1)
(186)
(211)
(30)
(30)
(32)
(1)
(65)
(1)
(62)
(3)
(4)
(3)
(1)
(1)
(6)
(10)
(4)
(1)
(1)
(10)
(1)
(1)
(1)
(27)
(3)
(3)
(11)
(52)
(52)
(52)
(1)
(1)
(1)
(1)
(1)
(150)
(41)
(38)
(8)
(1)
(8)
(2)
(1)
(1)
(5)
(1)
(1)
(1)
(8)
(1)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(6)
(3)
(3)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(25)
(1)
(5)
(21)
(1)
(3)
(13)
(15)
(1)
(1)
(2)
(2)
(1)
(2)
(1)
(1)
(1)
(48)
(1)
(4)
(1)
(4)
(1)
(1125)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(9)
(1)
(3)
(1)
(1)
(4)
(2)
(1)
(1)
(1)
(1)
(1)
(40)
(7)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(12)
(1)
(4)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(3)
(1)
(20)
(1)
(1)
(10)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(38)
(94)
(1)
(283)
(1)
(1)
(1)
(4)
(5)
(1)
(1)
(1)
(1)
(2)
(3)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(84)
(7)
(1)
(19)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(14)
(7)
(1)
(2)
(715)
(127)
(49)
(47)
(2)
(1)
(1)
(1)
(2)
(1)
(34)
(34)
(1)
(34)
(12)
(106)
(1)
(106)
(2)
(14)
(2)
(2)
(5)
(1)
(1)
(1)
(1)
(1)
(45)
(45)
(1)
(1)
0 of 750
(1)
(205)
(21)
(1)
(114)
(129)
(679)
(92)
(186)
(66)
(1)
(185)
(1)
(8)
(168)
(2485)
(1015)
(12)
(1)
(62)
(77)
(5)
(256)
(1)
(866)
(2)
(1)
(1)
(123)
(1)
(1523)
(667)
(2372)
(260)
(1)
(8015)
(478)
(1)
(3198)
(6)
(206)
(355)
(33)
(1668)
(237)
(170)
(3)
(21)
(81)
(5307)
(1)
(1)
(1)
(5)
(51)
(116)
(4)
(27)
(96)
(2)
(1040)
(5)
(27)
(13)
(1)
(727)
(5)
(4)
(850)
(3)
(29)
(1735)
(2)
(11)
(65)
(2052)
(7)
(5)
(688)
(10)
(1)
(1)
(237)
(46)
(13)
(139)
(3)
(1)
(2)
(1)
(1182)
(6)
(2)
(1)
(5)
(3956)
(1932)
(64)
(428)
(775)
(269)
(15)
(413)
(7)
(309)
(602)
(530)
(2)
(1125)
(12)
(384)
(8)
(49)
(1246)
(1)
(205)
(37)
(99)
(1)
0 of 119
(2)
(2)
(2)
(2)
(2)
(4)
(590)
(1)
(2)
(5)
(4)
(2)
(2)
(6)
(1)
(4)
(8)
(4)
(35)
(4)
(2)
(2)
(109)
(4)
(910)
(3)
(3)
(3)
(3)
(19)
(4)
(6)
(3)
(422)
(7)
(7)
(3)
(2)
(3)
(4)
(3)
(2)
(2)
(3)
(2)
(77)
(2)
(2)
(68)
(2)
(2)
(2)
(2)
(185)
(4)
(2)
(19)
(2)
(2)
(4)
(2)
(36)
(2)
(28)
(2)
(4)
(229)
(2)
(2)
(2)
(2)
(2)
(29)
(2)
(20)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(39)
(1)
(28)
(2)
(2)
(2)
(3)
(2)
(2)
(3)
(2)
(57)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(860)
(12)
(2)
(2)
(2)
(2)
(2)
(2)
(1)
(2)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(4)
(1)
(1)
(5)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(3)
(1)
(1)
(4)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(3)
(4)
(7)
(7)
(1)
(2)
(13)
(4)
(1)
(1)
(6)
(9)
(3)
(3)
(1)
(1)
(1)
(1)
(2)
(2)
(8)
(7)
(2)
(2)
(1)
(6)
(2)
(2)
(3)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(6)
(5)
(1)
(1)
(3)
(2)
(2)
(4)
(13)
(2)
(1)
(3)
(3)
(1)
(6)
(9)
(1)
(5)
(1)
(12)
(2)
(7)
(2)
(1)
(1)
(175)
(32)
(1)
(2)
(1)
(6)
(1)
(3)
(1)
(1)
(2)
(1)
(13)
(1)
(3)
(6)
(1)
(1)
(7)
(4)
(22)
(3)
(7)
(2)
(1)
(7)
(9)
(41)
(9)
(6)
(12)
(6)
(19)
(2)
(4)
(5)
(8)
(1)
(4)
(33)
(5)
(3)
(1)
(1)
(3)
(1)
(25)
(12)
(3)
(8)
(3)
(7)
(1)
(1)
(1)
(2)
(2)
(1)
(2)
(1)
(7)
(1)
(1)
(2)
(4)
(1)
(1)
(7)
(1)
(1)
(2)
(4)
(1)
(6)
(1)
(1)
(5)
(1)
(2)
(15)
(2)
(2)
(2)
(4)
(10)
(2)
(1)
(4)
(2)
(1)
(1)
(1)
(3)
(1)
(1)
(9)
(1)
(6)
(7)
(18)
(1)
(1)
(6)
(2)
(3)
(4)
(3)
(3)
(2)
(3)
(1)
(2)
(3)
(1)
(2)
(3)
(1)
(2)
(1)
(1)
(1)
(3)
(1)
(3)
(1)
(1)
(2)
(1)
(2)
(6)
(8)
(5)
(8)
(1)
(1)
(1)
(19)
(3)
(3)
(7)
(6)
(3)
(4)
(7)
(1)
(3)
(1)
(4)
(4)
(2)
(3)
(1)
(2)
(15)
(1)
(3)
(1)
(3)
(3)
(4)
(4)
(1)
(3)
(2)
(3)
(3)
(7)
(1)
(1)
(32)
(2)
(5)
(3)
(3)
(27)
(20)
(1)
(1)
(3)
(5)
(1)
(2)
(1)
(1)
(1)
(1)
(5)
(4)
(1)
(7)
(1)
(64)
(1)
(44)
(34)
(7)
(14)
(1)
(3)
(11)
(30)
(8)
(7)
(3)
(5)
(1)
(39)
(1)
(33)
(1)
(110)
(4)
(1)
(3)
(1)
(12)
(3)
(32)
(1)
(1)
(10)
(1)
(9)
(1)
(16)
(41)
(1)
(14)
(1)
(2)
(39)
(1)
(5)
(3)
(2)
(1)
(8)
(22)
(84)
(3)
(1)
(1)
(1)
(17)
(26)
(3)
(7)
(4)
(2)
(2)
(6)
(5)
(4)
(1)
(17)
(10)
(15)
(5)
(4)
(12)
(3)
(6)
(1)
(1)
(1)
(3)
(4)
(2)
(5)
(5)
(11)
(6)
(49)
(10)
(21)
(5)
(1)
(55)
(8)
(3)
(6)
(9)
(33)
(2)
(19)
(8)
(2)
(1)
(24)
(26)
(36)
(1)
(8)
(1)
(1)
(3)
(3)
(11)
(12)
(2)
(1)
(3)
(6)
(5)
(2)
(5)
(3)
(2)
(8)
(4)
(13)
(7)
(2)
(3)
(6)
(2)
(8)
(3)
(29)
(15)
(6)
(2)
(4)
(5)
(3)
(10)
(7)
(12)
(10)
(3)
(2)
(2)
(9)
(2)
(5)
(2)
(3)
(2)
(3)
(4)
(3)
(4)
(11)
(3)
(10)
(3)
(3)
(3)
(3)
(2)
(5)
(3)
(2)
(6)
(3)
(4)
(8)
(5)
(13)
(2)
(2)
(6)
(8)
(6)
(2)
(3)
(2)
(3)
(3)
(7)
(8)
(3)
(2)
(3)
(3)
(2)
(2)
(64)
(11)
(4)
(2)
(15)
(23)
(2)
(10)
(4)
(4)
(24)
(7)
(70)
(2)
(16)
(11)
(17)
(47)
(36)
(9)
(5)
(4)
(2)
(2)
(3)
(3)
(3)
(2)
(2)
(8)
(19)
(14)
(2)
(9)
(3)
(7)
(2)
(4)
(10)
(4)
(8)
(7)
(7)
(3)
(2)
(3)
(4)
(3)
(3)
(2)
(4)
(6)
(40)
(4)
(3)
(6)
(4)
(13)
(11)
(5)
(2)
(2)
(3)
(4)
(2)
(17)
(2)
(3)
(2)
(2)
(44)
(11)
(5)
(16)
(37)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(7)
(2)
(2)
(3)
(8)
(16)
(2)
(2)
(2)
(6)
(3)
(14)
(2)
(3)
(4)
(5)
(2)
(2)
(2)
(2)
(3)
(3)
(2)
(5)
(60)
(2)
(10)
(5)
(4)
(3)
(6)
(2)
(3)
(2)
(3)
(2)
(4)
(9)
(4)
(9)
(7)
(2)
(10)
(3)
(6)
(2)
(6)
(16)
(2)
(4)
(16)
(2)
(10)
(2)
(2)
(3)
(14)
(23)
(55)
(6)
(2)
(5)
(153)
(3)
(3)
(12)
(24)
(9)
(2)
(3)
(3)
(61)
(47)
(6)
(9)
(7)
(2)
(9)
(5)
(9)
(2)
(4)
(7)
(4)
(6)
(2)
(2)
(8)
(3)
(15)
(7)
(3)
(48)
(23)
(30)
(5)
(8)
(54)
(2)
(3)
(17)
(3)
(9)
(27)
(6)
(12)
(9)
(2)
(3)
(9)
(7)
(2)
(29)
(9)
(40)
(1)
(2)
(4)
(2)
(2)
(1)
(5)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(5)
(1)
(1)
(3)
(1)
(4)
(1)
(2)
(2)
(3)
(3)
(1)
(1)
(3)
(1)
(1)
(1)
(7)
(1)
(20)
(1)
(8)
(2)
(11)
(8)
(1)
(1)
(1)
(4)
(1)
(1)
(7)
(1)
(1)
(8)
(1)
(2)
(1)
(1)
(2)
(14)
(1)
(1)
(2)
(20)
(7)
(2)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(1)
(3)
(1)
(1)
(2)
(11)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(2)
(1)
(3)
(2)
(1)
(8)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(3)
(1)
(1)
(3)
(2)
(1)
(1)
(1)
(2)
(6)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(3)
(2)
(1)
(1)
(3)
(1)
(1)
(3)
(3)
(3)
(7)
(1)
(2)
(1)
(2)
(2)
(2)
(2)
(2)
(2)
(10)
(2)
(6)
(2)
(4)
(2)
(3)
(3)
(4)
(2)
(12)
(2)
(2)
(2)
(3)
(19)
(3)
(4)
(6)
(15)
(5)
(10)
(3)
(5)
(4)
(30)
(2)
(5)
(3)
(2)
(6)
(6)
(3)
(2)
(3)
(4)
(5)
(2)
(4)
(3)
(4)
(30)
(2)
(5)
(23)
(18)
(4)
(2)
(5)
(3)
(8)
(2)
(5)
(2)
(4)
(19)
(3)
0 of 1000
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(4)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(12)
(2)
(3)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(6)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(4)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(11)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(4)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(11)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(3)
(10)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(4)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(5)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(4)
(5)
(3)
(3)
(3)
(4)
(3)
(4)
(3)
(3)
(4)
(4)
(4)
(3104)
0 of 1000
(2716)
(2)
(24)
(30)
(1)
(4)
(1)
(2521)
(1)
(1)
(118)
(16)
(4)
(28)
(5)
(56)
(142)
(372)
(76)
(261)
(89)
(98)
(557)
(236)
(2)
(3)
(4)
(1)
(7)
(514)
(1294)
(10)
(1)
(2)
(1)
(8)
(4)
(2992)
(2183)
(7)
(1)
(13)
(7)
(8)
(176)
(204)
(3)
(2)
(4)
(181)
(1)
(587)
(1)
(2)
(43)
(946)
(18)
(2)
(765)
(1)
(1)
(7)
(69)
(43)
(138)
(14)
(659)
(542)
(26)
(143)
(85)
(39)
(48)
(61)
(15)
(44)
(25)
(7)
(1716)
(136)
(1)
(4)
(2)
(1)
(374)
(1)
(497)
(8)
(5)
(18)
(3)
(33)
(3)
(1)
(147)
(5)
(68)
(5)
(193)
(19)
0 of 100
(1)
(4)
(1)
(4)
(5)
(17)
(111)
(15)
(21)
(269)
(23)
(13)
(3)
(397)
(427)
(6)
(35)
(6)
(1)
(3)
(2)
(4)
(2)
(5)
(2)
(1)
(11)
(4)
(79)
(36)
(9)
(41)
(3)
(3)
(8)
(4)
(16)
(17)
(5)
(1)
(3)
(5)
(6)
(9)
(72)
(2)
(21)
(1)
(1)
(2)
(20)
(44)
(30)
(35)
(92)
(21)
(22)
(46)
(18)
(112)
(3)
(18)
(9)
(13)
(4)
(11)
(1)
(10)
(38)
(2)
(3)
(9)
(17)
(10)
(24)
(1)
(11)
(9)
(24)
(2)
(10)
0 of 81
(456)
(7)
(3)
(14)
(173)
(1)
(887)
(392)
(40)
(2812)
(618)
(1)
(2)
(239)
(44)
(100)
(121)
(55)
(281)
(7)
(103)
(1)
(207)
(2)
(19)
(110)
(1)
(96)
(1)
(100)
(824)
(160)
(215)
(218)
(229)
(3)
(1)
(258)
(1)
(41)
(15)
(30)
(4)
(75)
(3)
(511)
(44)
(27)
(74)
(113)
(35)
0 of 51
(1)
(645)
(5714)
(1)
(6)
(6)
(301)
(19)
(2)
(2)
(208)
(38)
(1750)
(16)
(2)
(1739)
(78)
(4)
(36)
(143)
(1)
(5)
(3)
(35)
(1)
(890)
(16)
(5926)
(1)
(406)
(1)
(16)
(2)
(4)
(10)
(400)
(1)
(1)
(2)
(1274)
(8)
(713)
(1)
(8409)
(3410)
(294)
(1761)
(1)
(4)
(1010)
(82)
(1)
(35)
(1)
(190)
(1)
(189)
(2)
(23)
(2)
(5)
(1)
(282)
(281)
(5)
(34070)
(2)
(15)
(299)
(28)
(2)
(5)
(1)
(4)
(2)
(3)
(4)
(18)
(4)
(6)
(1015)
(6)
(1)
(913)
(87)
(820)
(2)
(407)
(4)
(3)
(133)
(4)
(12)
(1)
(2)
(1)
(63)
(5)
(6765)
(42)
(3)
(5817)
(114)
(1)
(13)
(238)
(1)
(54)
(1)
(3)
(4)
(2)
(16)
(14)
(422)
(289)
(1)
(330)
(293)
(31)
(17)
(174)
(2)
(72)
(1)
0 of 125
(3058)
(917)
(3726)
(343)
(450)
(354)
(835)
(3807)
(139)
(526)
(659)
(228)
(309)
(1504)
(1268)
(1019)
(540)
(635)
(269)
(451)
(1272)
(613)
(311)
(1661)
(505)
(246)
(370)
(730)
(2354)
(138)
(1042)
(144)
(411)
(370)
(376)
(306)
(605)
(532)
(233)
(1336)
(232)
(209)
(640)
(170)
(1004)
(146)
(297)
(187)
(139)
(195)
(160)
(429)
(228)
(252)
(161)
(358)
(324)
(352)
(205)
(368)
(472)
(1187)
(411)
(1077)
(176)
(222)
(247)
(254)
(1387)
(145)
(1895)
(652)
(202)
(150)
(231)
(151)
(242)
(296)
(148)
(381)
(236)
(157)
(156)
(146)
(176)
(522)
(189)
(501)
(166)
(1356)
(211)
(183)
(154)
(309)
(146)
(165)
(151)
(209)
(1008)
(341)
(150)
(502)
(187)
(248)
(144)
(1206)
(158)
(147)
(1274)
(277)
(138)
(159)
(156)
(241)
(140)
(140)
(237)
(195)
(297)
(255)
(612)
(184)
(167)
(1398)
(513)
(217)
(178)
(140)
(171)
(462)
(347)
(1038)
(186)
(456)
(264)
(294)
(422)
(594)
(404)
(177)
(356)
(159)
(485)
(257)
(413)
(534)
(200)
(141)
(143)
(376)
(674)
(198)
(539)
(319)
(386)
(196)
(212)
(695)
(383)
(230)
(259)
(301)
(1264)
(266)
(184)
(248)
(171)
(142)
(164)
(139)
(170)
(179)
(353)
(514)
(1340)
(183)
(151)
(248)
(149)
(459)
(403)
(289)
(740)
(154)
(162)
(207)
(147)
(349)
(234)
(329)
(235)
(241)
(1455)
(556)
(1443)
(294)
(303)
(1645)
(251)
(709)
(141)
(865)
(381)
(1283)
(151)
(157)
(189)
(511)
(430)
(197)
(208)
(341)
(255)
(143)
(248)
(262)
(182)
(145)
(166)
(170)
(1293)
(605)
(184)
(367)
(152)
(159)
(263)
(320)
(245)
(146)
(163)
(407)
(158)
(263)
(759)
(178)
(224)
(151)
(151)
(630)
(297)
(252)
(627)
(412)
(257)
(600)
(231)
(1088)
(461)
(562)
(228)
(162)
(530)
(1122)
(1945)
(172)
(446)
(228)
(212)
(242)
(238)
(266)
(922)
(230)
(207)
(503)
(181)
(193)
(165)
(150)
(790)
(293)
(182)
(147)
(390)
(292)
(283)
(962)
(316)
(396)
(167)
(831)
(539)
(417)
(269)
(252)
(255)
(774)
(206)
(144)
(188)
(170)
(176)
(200)
(4741)
(225)
(887)
(909)
(643)
(539)
(202)
(382)
(311)
(306)
(320)
(2117)
(203)
(292)
(170)
(238)
(220)
(2582)
(3845)
(1020)
(820)
(1346)
(176)
(2013)
(154)
(200)
(206)
(149)
(235)
(259)
(561)
(669)
(1775)
(667)
(1279)
(535)
(325)
(208)
(676)
(495)
(238)
(897)
(373)
(221)
(222)
(204)
(670)
(210)
(251)
(192)
(254)
(145)
(142)
(173)
(169)
(358)
(239)
(192)
(158)
(202)
(407)
(396)
(169)
(531)
(310)
(203)
(739)
(334)
(159)
(383)
(233)
(422)
(165)
(360)
(265)
(400)
(306)
(251)
(188)
(189)
(312)
(230)
(1053)
(773)
(184)
(159)
(195)
(377)
(217)
(1795)
(488)
(491)
(617)
(437)
(1096)
(1299)
(343)
(387)
(256)
(177)
(790)
(502)
(218)
(381)
(668)
(140)
(288)
(971)
(218)
(220)
(566)
(197)
(286)
(295)
(215)
(157)
(172)
(512)
(301)
(206)
(175)
(315)
(154)
(198)
(174)
(279)
(244)
(476)
(160)
(200)
(199)
(164)
(245)
(4695)
(214)
(153)
(156)
(226)
(194)
(227)
(428)
(204)
(578)
(142)
(248)
(442)
(215)
(358)
(473)
(506)
(159)
(188)
(202)
(262)
(171)
(252)
(950)
(215)
(181)
(195)
(307)
(180)
(395)
(444)
(150)
(216)
(316)
(565)
(406)
(349)
(655)
(151)
(7044)
(4695)
(2133)
(297)
(564)
(427)
(169)
(184)
(248)
(282)
(307)
(596)
(169)
(138)
(223)
(2391)
(323)
(1058)
(160)
(816)
(418)
(321)
(157)
(313)
(228)
(247)
(141)
(207)
(158)
(213)
(139)
(167)
(162)
(278)
(254)
(295)
(156)
(754)
(516)
(436)
(780)
(1115)
(256)
(675)
(658)
(161)
(231)
(158)
(445)
(242)
(284)
(213)
(385)
(351)
(267)
(292)
(275)
(144)
(163)
(284)
(148)
(256)
(1140)
(256)
(391)
(180)
(148)
(257)
(310)
(162)
(465)
(539)
(201)
(524)
(170)
(267)
(255)
(147)
(212)
(197)
(256)
(2623)
(230)
(186)
(888)
(147)
(373)
(283)
(270)
(235)
(181)
(165)
(622)
(149)
(140)
(154)
(175)
(174)
(606)
(239)
(165)
(140)
(159)
(542)
(308)
(168)
(167)
(929)
(175)
(178)
(772)
(630)
(2586)
(225)
(996)
(160)
(2420)
(190)
(232)
(166)
(534)
(538)
(419)
(443)
(362)
(154)
(1054)
(1105)
(284)
(340)
(540)
(184)
(487)
(799)
(971)
(281)
(146)
(159)
(245)
(468)
(925)
(1528)
(756)
(272)
(456)
(142)
(319)
(347)
(1279)
(193)
(211)
(192)
(163)
(306)
(291)
(175)
(5912)
(793)
(163)
(1476)
(2180)
(1706)
(706)
(1626)
(154)
(692)
(198)
(237)
(693)
(511)
(348)
(185)
(356)
(205)
(797)
(560)
(155)
(360)
(681)
(666)
(3600)
(1958)
(1796)
(606)
(287)
(234)
(779)
(173)
(202)
(152)
(1288)
(192)
(396)
(464)
(326)
(259)
(139)
(138)
(334)
(207)
(510)
(297)
(172)
(337)
(151)
(647)
(197)
(147)
(432)
(603)
(783)
(1072)
(1668)
(368)
(441)
(468)
(567)
(342)
(153)
(147)
(212)
(180)
(168)
(176)
(165)
(382)
(139)
(330)
(788)
(244)
(139)
(2238)
(206)
(160)
(205)
(333)
(141)
(251)
(167)
(182)
(795)
(1882)
(254)
(936)
(770)
(395)
(258)
(203)
(146)
(141)
(160)
(198)
(403)
(161)
(180)
(451)
(264)
(178)
(284)
(640)
(359)
(217)
(286)
(501)
(206)
(145)
(297)
(595)
(192)
(153)
(288)
(158)
(200)
(235)
(334)
(212)
(151)
(149)
(268)
(888)
(158)
(795)
(489)
(214)
(251)
(205)
(157)
(321)
(890)
(1260)
(197)
(262)
(477)
(689)
(338)
(345)
(222)
(197)
(399)
(372)
(172)
(179)
(193)
(403)
(349)
(283)
(438)
(872)
(597)
(808)
(339)
(820)
(2764)
(190)
(141)
(150)
(456)
(284)
(152)
(886)
(238)
(1381)
(755)
(509)
(207)
(331)
(265)
(242)
(217)
(420)
(435)
(181)
(274)
(259)
(139)
(274)
(177)
(187)
(863)
(424)
(453)
(935)
(240)
(156)
(346)
(202)
(1076)
(500)
(749)
(2984)
(393)
(152)
(213)
(193)
(200)
(755)
(2266)
(3410)
(257)
(489)
(2350)
(256)
(171)
(154)
(241)
(372)
(234)
(177)
(1045)
(182)
(210)
(195)
(2895)
(310)
(2135)
(3340)
(1486)
(159)
(2410)
(1328)
(1082)
(215)
(1102)
(358)
(805)
(1383)
(448)
(348)
(325)
(1464)
(310)
(745)
(192)
(146)
(142)
(309)
(414)
(616)
(199)
(233)
(164)
(232)
(210)
(860)
(219)
(352)
(449)
(325)
(257)
(303)
(254)
(339)
(713)
(414)
(147)
(218)
(263)
(226)
(194)
(240)
(177)
(298)
(580)
(201)
(629)
(484)
(246)
(589)
(209)
(327)
(696)
(3487)
(1124)
(298)
(934)
(198)
(193)
(139)
(1813)
(156)
(1276)
(489)
(258)
(305)
(238)
(157)
(258)
(262)
(144)
(139)
(285)
(475)
(886)
(415)
(353)
(207)
(152)
(290)
(138)
(1270)
(633)
(625)
(3804)
(286)
(210)
(3633)
(928)
(329)
(459)
(593)
(244)
(433)
(160)
(452)
(1676)
(733)
(613)
(311)
(468)
(144)
(412)
(151)
(1270)
(240)
(199)
(904)
(208)
(375)
(245)
(318)
(163)
(146)
(178)
(183)
(265)
(233)
(222)
(159)
(139)
(179)
(224)
(184)
(314)
(336)
(162)
(2993)
(1921)
(1555)
(144)
(3037)
(255)
(1869)
(236)
(1775)
(3135)
(2060)
(2126)
(180)
(914)
(4163)
(946)
(371)
(196)
(472)
(173)
(506)
(1577)
(247)
(169)
(431)
(308)
(623)
(586)
(336)
0 of 1000
(1)
(1)
(1)
0 of 3
Showing 501 - 520 of 83319 results
  • World Trade Center Response Activities and Cognitive Health A Moderated Mediation Study of the Role of SurgicalNuisance Dust Mask Usage
    World Trade Center Response Activities and Cognitive Health: A Moderated Mediation Study of the Role of Surgical/Nuisance Dust Mask Usage
    Babalola T ;
    Carr MA
    2025/05/01 | National Institute for Occupational Safety and Health (NIOSH)
    Objective: This study explores the relationship between World Trade Center (WTC) response activities (WRAs) and cognitive impairment (CI) and uses a moderated-mediation model to examine the role of wearing a surgical/nuisance dust mask. Methods: This study includes 3285 WTC responders. Responders were placed into eight WRA groups based on self-repo ...
  • Industrial robotics and the future of work
    Industrial robotics and the future of work.
    Carr J ;
    Cheng M
    2025/05/01 | Mining Publications
    Starting in the 1970s with robots that were physically isolated from contact with their human co-workers, robots now collaborate with human workers towards a common task goal in a shared workspace. This type of robotic device represents a new era of workplace automation. Industrial robotics is rapidly evolving due to advances in sensor technology, ...
    Public Domain
  • Effect of Dairy Farm Supervisor Leadership Training on Workplace Safety Climate
    Effect of Dairy Farm Supervisor Leadership Training on Workplace Safety Climate
    Douphrate DI ;
    Javid AH
    2025/05/01 | National Institute for Occupational Safety and Health (NIOSH)
    Background: Assessment of workplace safety climate is a recognized approach to assess safe culture in an organization. We developed, implemented, and evaluated a 12-module safety leadership and management e-learning training program tailored for front-line dairy farm supervisors and hypothesized that such a training program would have a positive ef ...
  • Multiwalled Carbon Nanotubes Activate the NLRP3 InflammasomeDependent Pyroptosis in Macrophages
    Multiwalled Carbon Nanotubes Activate the NLRP3 Inflammasome-Dependent Pyroptosis in Macrophages
    Gu JK ;
    Lim CS
    2025/05/01 | National Institute for Occupational Safety and Health (NIOSH)
    Macrophages are major innate immune cells for the clearance of inhaled nanoparticles but may undergo cell death upon phagocytosis of certain nanoparticles due to their resistance to lysosomal degradation and high toxicity to the cell. Here we investigated the pyroptotic effect of exposure to fibrogenic multiwalled carbon nanotubes (MWCNTs) on macro ...
    Public Domain
  • Health Hazard Evaluation Program Evaluation of Cutoff Saw Operators Noise Exposures at an Unleaded Brass Foundry HHE 201902083408
    Health Hazard Evaluation Program: Evaluation of Cutoff Saw Operators Noise Exposures at an Unleaded Brass Foundry [HHE- 2019-0208-3408]
    Brueck, Scott E. ;
    Zechmann, Edward L.
    2025-05-01 | Health Hazard Evaluation Reports (HHE)
    Management from an unleaded brass foundry requested a health hazard evaluation to evaluate noise exposures and identify potential noise controls for the abrasive cutoff saws in the foundry. Management also requested an evaluation on how well employees' hearing protectors worked. During our visits, observed work processes, production practices, and ...
    Public Domain
  • Do Type Timing and Duration of Life Course NonEmployment Differentially Predict Dementia Risk An Application of Sequence Analysis
    Do Type, Timing and Duration of Life Course Non-Employment Differentially Predict Dementia Risk? An Application of Sequence Analysis
    Brenowitz WD ;
    Fujishiro K
    2025/05/01 | National Institute for Occupational Safety and Health (NIOSH)
    Periods out of employment may influence dementia, but characterizing lifecourse employment is difficult and prior research is sparse. This study used sequence and cluster analysis to characterize type, timing, and duration of lifecourse work gaps and estimate associations with dementia risk. Life History Mail Survey supplement to the U.S. Health Re ...
    Public Domain
  • Student and Parental Job Loss During the COVID19 Public Health Emergency Effects on Household Economic Security
    Student and Parental Job Loss During the COVID-19 Public Health Emergency: Effects on Household Economic Security
    Mpofu JJ ;
    Shockey TM
    2025/05/01 | National Institute for Occupational Safety and Health (NIOSH)
    Background: While studies have examined effects of parental job loss early in the COVID-19 pandemic, few have assessed economic impacts of student job loss. Methods: The Adolescent Behaviors and Experiences Survey (ABES) was a one-time online, nationally-representative survey administered by CDC in 2021 to understand high school students' experienc ...
    Public Domain
  • Construccin narracin de muertes instalador de techos cae 45 pies a travs de un tragaluz
    Construcción narración de muertes: instalador de techos cae 45 pies a través de un tragaluz.
    Washington (State). Department of Labor and Industries
    2025/05/01 | Fatality Assessment and Control Evaluation Reports (FACE)
    Un instalador de techos de 29 años de edad cayó 45 pies a través de un agujero en un techo, mientras instalaba tragaluces. Trabajó para su empleador, un contratista de techos residenciales y comerciales ligeros, durante 16 meses. Formaba parte de una cuadrilla que instalaba aislamiento para techos y tragaluces en un edificio industrial grande en co ...
  • Psychosocial Risks and Ethical Implications of Technology Considerations for Decent Work
    Psychosocial Risks and Ethical Implications of Technology: Considerations for Decent Work
    Schulte, Paul A. ;
    Streit, Jessica M. K.
    2025/05/01 | National Institute for Occupational Safety and Health (NIOSH)
    Decent work, a United Nations Sustainable Development Goal, is built on the ethical treatment of workers and ensures respect of their security, freedom, equity, and dignity. In the future, a wide range of technological forces may pose significant impediments to the availability and quality of decent work. This paper applies a prescriptive taxonomy ...
    Public Domain
  • Health Hazard Evaluation Program Evaluation of a Cluster of Unexplained Illnesses Among Employees in an Office Building Following Overnight Building Renovation HHE Report No 1201902403410 HHE 201902403410
    Health Hazard Evaluation Program: Evaluation of a Cluster of Unexplained Illnesses Among Employees in an Office Building Following Overnight Building Renovation [HHE Report No. 12019-0240-3410] [HHE- 2019-0240-3410]
    Burton, Nancy Clark ;
    Scott, Marrisa Alexander
    2025-05-01 | Health Hazard Evaluation Reports (HHE)
    Request: A state epidemiologist requested technical assistance from the Health Hazard Evaluation Program concerning a cluster of unexplained illnesses among employees who worked in a state office building undergoing renovation. Workplace: Employees worked at an office building leased by five state agencies and several private tenants. The single-st ...
    Public Domain
  • Health Hazard Evaluation Program Occupational Exposure to Illicit Drugs Among Library Employees HHE202300463415
    Health Hazard Evaluation Program: Occupational Exposure to Illicit Drugs Among Library Employees [HHE-2023-0046-3415]
    Chiu, Sophia K. ;
    Feldmann, Karl D.
    2025-05-01 | Health Hazard Evaluation Reports (HHE)
    A county requested a health hazard evaluation (HHE) about unintentional exposure to illicit drugs among employees in its library system. Some of the concerns were related to smoke exposure from patrons using illicit drugs in the library restrooms. The library system had multiple locations throughout the county. Some were closed for renovation at th ...
    Public Domain
  • Emergent Occupational Injuries Presenting to Hospital During Increasing and Extreme Heat Days in Illinois USA
    Emergent Occupational Injuries Presenting to Hospital During Increasing and Extreme Heat Days in Illinois (USA)
    Abasilim C ;
    Friedman LS
    2025/05/01 | National Institute for Occupational Safety and Health (NIOSH)
    The changing climate and rising occurrence of heat events may impact incidence and severity of occupational traumatic injuries. The objective of this research is to characterize the association between daily hospital presentations for work-related traumatic injuries and temperature in Illinois, USA. The Illinois outpatient and inpatient hospital da ...
  • Allergic Fungal Rhinosinusitis Diagnosis Management Associated Conditions Pathophysiology and Future Directions Summary of a Multidisciplinary Workshop
    Allergic Fungal Rhinosinusitis Diagnosis, Management, Associated Conditions, Pathophysiology, and Future Directions: Summary of a Multidisciplinary Workshop
    Azar A ;
    Cahill KN
    2025/05/01 | National Institute for Occupational Safety and Health (NIOSH)
    Allergic fungal rhinosinusitis (AFRS) is a unique endotype of chronic rhinosinusitis with nasal polyps (CRSwNP). Despite high recurrence rates and often more severe presenting signs compared with other subtypes of CRSwNP, research dedicated to AFRS has been lacking. Diagnostic criteria are outdated, the mechanistic relationship of AFRS to other ass ...
    Public Domain
  • Construction Fatality Narrative Roofer Falls 45 Feet Through Skylight
    Construction Fatality Narrative: Roofer Falls 45 Feet Through Skylight
    Washington (State). Department of Labor and Industries
    2025/05/01 | Fatality Assessment and Control Evaluation Reports (FACE)
    A 29-year-old roofer fell 45 feet through a hole in a roof while installing skylights. He worked for his employer, a residential and light commercial roofing contractor, for 16 months. He was on a crew installing roofing insulation and skylights on a large industrial building under construction. Multiple contractors were hired for the project, whic ...
  • Immediately Dangerous to Life or Health IDLH Value Profile Hydrogen Chloride CAS No 7647010 superseded
    Immediately Dangerous to Life or Health (IDLH) Value Profile: Hydrogen Chloride, CAS® No. 7647-01-0 [superseded]
    Frank, Evan ;
    Chittiboyina, Shirisha
    2025/05/01 | NIOSH Numbered Publications
    This document has been superseded and the new version can be found https://www.cdc.gov/niosh/docs/2025-110/. This technical report presents the scientific basis, toxicologic data, and risk assessment methodology used to derive a health-based immediately dangerous to life or health (IDLH) value for hydrogen chloride (CAS No. 7647-01-0). The IDLH val ...
    Public Domain
  • Immediately Dangerous to Life or Health IDLH Value Profile Hydrogen Bromide CAS No 10035106 superseded
    Immediately Dangerous to Life or Health (IDLH) Value Profile: Hydrogen Bromide, CAS® No. 10035-10-6 [superseded]
    Frank, Evan ;
    Chittiboyina, Shirisha
    2025/05/01 | NIOSH Numbered Publications
    This document has been superseded and the new version can be found https://www.cdc.gov/niosh/docs/2025-108/. This technical report presents the scientific basis, toxicologic data, and risk assessment methodology used to derive a health-based immediately dangerous to life or health (IDLH) value for hydrogen bromide (CAS No. 10035-10-6). The IDLH val ...
    Public Domain
  • Immediately Dangerous to Life or Health IDLH Value Profile Hydrogen Iodide CAS No 10034852 superseded
    Immediately Dangerous to Life or Health (IDLH) Value Profile: Hydrogen Iodide, CAS® No. 10034-85-2 [superseded]
    Frank, Evan ;
    Chittiboyina, Shirisha
    2025/05/01 | NIOSH Numbered Publications
    This document has been superseded and the new version can be found https://www.cdc.gov/niosh/docs/2025-109/. This technical report presents the scientific basis, toxicologic data, and risk assessment methodology used to derive a health-based immediately dangerous to life or health (IDLH) value for hydrogen iodide (CAS No. 10034-85-2). The IDLH valu ...
    Public Domain
  • Line of Duty Death Report F202209 Lieutenant Dies from a Floor Collapse in Residential Structure Fire with Unpermitted Renovations Illinois
    Line of Duty Death Report F2022-09: Lieutenant Dies from a Floor Collapse in Residential Structure Fire with Unpermitted Renovations - Illinois
    Loflin, Murrey E. ;
    Attwood, Wesley R.
    2025/05/01 | Fatality Assessment and Control Evaluation Reports (FACE)
    On December 4, 2021, a 38-year-old lieutenant (the officer of Engine 6 North) died after falling into the basement when the floor collapsed at a residential structure fire. On December 3, 2021, at 23:04 hours, a Still Alarm for mutual aid box alarm system (MABAS) Box 30 was dispatched for a residential structure fire. The county dispatch center (Tw ...
    Public Domain
  • Line of Duty Death Report Report Slides F202209 Lieutenant Dies from a Floor Collapse in Residential Structure Fire with Unpermitted Renovations Illinois
    Line of Duty Death Report Report Slides F2022-09: Lieutenant Dies from a Floor Collapse in Residential Structure Fire with Unpermitted Renovations - Illinois
    Fire Fighter Fatality Investigation and Prevention Program (U.S.)
    2025/05/01 | Fatality Assessment and Control Evaluation Reports (FACE)
    On December 4, 2021, a 38-year-old lieutenant (the officer of Engine 6 North) died after falling into the basement when the floor collapsed at a residential structure fire. On December 3, 2021, at 23:04 hours, a Still Alarm for mutual aid box alarm system (MABAS) Box 30 was dispatched for a residential structure fire. The county dispatch center (Tw ...
    Public Domain
  • Line of Duty Death Report F202304 46YearOld Motor Pump Operator Collapses During Residential Fire Response and Dies Connecticut
    Line of Duty Death Report F2023-04: 46-Year-Old Motor Pump Operator Collapses During Residential Fire Response and Dies - Connecticut
    Eisenberg, Judith S. ;
    Saunders, Robert
    2025/05/01 | Fatality Assessment and Control Evaluation Reports (FACE)
    On December 26, 2022, at about 0100 hours, a 46-year-old motor pump operator/engine driver (MPO) was dispatched with his crew to a residential fire with occupants trapped inside. On arrival at the location, the MPO was assigned to provide support from the building exterior, operating the truck in the extreme cold (below freezing) conditions. When h ...
    Public Domain
501 - 520 / 83319
 Was this page helpful?
 Found an issue?
Send us an email at: publishinghd@cdc.gov