01975oam 2200469 a 450 991069931840332120230902161944.0(CKB)5470000002402735(OCoLC)535644296(EXLCZ)99547000000240273520100302d2009 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierAcoustic enclosure to reduce noise from vibrating screen mechanism housings[electronic resource][Pittsburgh, PA] :Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health,[2009]1 online resource (2 unnumbered pages) color illustrationsTechnology news ;no. 538DHHS (NIOSH) publication ;no. 2010-109Title from PDF caption (viewed Mar. 6, 2012)."November 2009."Technology news (National Institute for Occupational Safety and Health) ;no. 538.DHHS publication ;no. (NIOSH) 2010-109.Mining machineryUnited StatesNoiseSafety measuresCoal mines and miningUnited StatesEquipment and suppliesSafety measuresDeafness, Noise inducedUnited StatesPreventionNoise controlEquipment and suppliesMining machineryNoiseSafety measures.Coal mines and miningEquipment and suppliesSafety measures.Deafness, Noise inducedPrevention.Noise controlEquipment and supplies.National Institute for Occupational Safety and Health.HNCHNCHNCGPOBOOK9910699318403321Acoustic enclosure to reduce noise from vibrating screen mechanism housings3148857UNINA