Questions and
Answers Updated
2026
StandardBNumberBforBrespiratoryBprotectionB-BAnswer1910.134
standardBnumberBforBconfinedBspaceB-BAnswer1910.146
standardBnumberBforBpoweredBindustrialBtrucksB-BAnswer1910.178
standardBnumberBforBbloodborneBpathogensB-BAnswer1910.1030
FlashBpointB-
BAnswertheBminimumBtemp.BwhereBenoughBvaporBexistsBaboveBaBmaterialBtoBigniteBw
henBexposedBtoBanBignitionBsource
auto-ignitionBtemperatureB-
BAnswertheBminimumBtempBwhereBaBchemicalBwillBigniteBwithoutBtheBpresenceBofBan
BignitionBsource
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what'sBsomeBcharacteristicsBofBaBchemicalBwithBaBhighBvaporBpressure?B-
BAnswerdecreasedBLEL,BhigherBUEL,BandBlowerBignitionBtemp.
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electricalBbondingB-
BAnswermethodBofBequilibratingBtheBpotentialBofB2BcontainersBsoBnoBdifferentialBexists
.BThisBdoesn'tBremoveBcharge,BjustBcreatesBaBbalance.
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BAnswerprocessBofBprovidingBaBpathBtoBEarthBthatBremovesBchargeBfromBaBcontainer
WhereBisBtheBlevelBofBPPEBlistedBforBarcBflashBhazards?B-
BAnswerInBNFPAB70EB(whichBisBtheBstandardBofBelectricalBsafetyBinBtheBworkplace)
HowBmanyBcategoriesBareBthereBofBArcBflashBlevelsBofBPPE?B-BAnswer4
WhatBPPEBfitsBtheBfollowingB:B
upBtoB4Bcal/Bcm2.B
Flame-resistantBlong-sleevedBshirt,Bpants,Bcoveralls,BandBfaceBshieldB-
BAnswerCategoryB1B(ArcBFlashBLevelBPPE)
WhatBPPEBfitsBtheBfollowingB:B
upBtoB8Bcal/Bcm2.B
cottonBunderwear,BFlame-resistantBlong-sleevedBshirt,Bpants,BandBfaceBshieldB-
BAnswerCategoryB2B(ArcBFlashBLevelBPPE)
WhatBPPEBfitsBtheBfollowingB:B
upBtoB25Bcal/Bcm2B
allBcategoryB2BPPEBandBanBadditionalBlevelB3BarcBflashBsuitB-
BAnswerCategoryB3B(ArcBFlashBLevelBPPE)
WhatBPPEBfitsBtheBfollowingB:B