EPA 608 EXAM PRACTICE QUESTIONS
1-100
OzoneRdepletionRisRcausedRbyR_______RinRHFCRrefrigerants.R-RCORRECTRANSWERchlorine
CFCsRandRHCFCsR________RmakingRthemRcapableRcapableRofRreachingRtheRstratosphericRozoneRlay
er.R-RCORRECTRANSWERdoRnotRdissolveRinRwaterRorReasilyRbreakRdownRinRtheRatmosphere
AccordingRtoRtheRRolanda-
MolinaRtheory,R________RareRdestroyedRbyReachRchlorineRatomRinRtheRstratosphere.R-
RCORRECTRANSWER100,000RozoneRmolecules
TheRstratosphericRozoneRlayerRprotectsRusRfromR_______.R-
RCORRECTRANSWERultravioletRradiationRfromRtheRsun
WhichRhealthReffectRincreasesRfromRlossRofRtheRstratosphericRozoneRlayer?R-
RCORRECTRANSWERcasesRofRcataractsRorRskinRcancer
WhatRprovesRthatRHCFCsRareRinRtheRstratosphere?R-
RCORRECTRANSWERHCFCsRfoundRinRairRsamplesRfromRtheRstratosphere.
WhatRmakesRHFCRrefrigerantsRdamagingRtoRtheRenvironment?R-
RCORRECTRANSWERTheyRcanRhaveRveryRhighRglobalRwarmingRpotentials.
_______RmakesRHFORrefrigerantsRlessRflammableRthanRHCRrefrigerants.R-
RCORRECTRANSWERFlourine
WhichRrefrigerantRcontainsRchlorine?R-RCORRECTRANSWERR-12
, HFORrefrigerantsRareRmiscibleRinR_______Rlubricants.R-RCORRECTRANSWERPOERlubricants
AnRexampleRofRHcFCRrefrigerantRis:R______R-RCORRECTRANSWERR-123
WhatRisRbeingRdoneRinRtheRU.S.RtoRstopRdamageRtoRtheRstratosphericRozoneRlayer?R-
RCORRECTRANSWEREliminatingRtheRuseRofRCFCsRandRHCFCsRrefrigerants
EPARregulationsRrequireRappliancesRtoRhaveR_________.R-
RCORRECTRANSWERaRserviceRapertureRorRprocessRhub
TheRreleaseRofRanyRCFC,RHCFC,RorRHFCRrefrigerantRduringR_________RisRillegal.R-
RCORRECTRANSWERtheftRofRequipment
____________RisRtheRonlyREPARSNAPRapprovedR"dropRin"RreplacementRfor
R R-22.R-RCORRECTRANSWERThereRareRnoRdirectRdrop-inRrefrigerantRsubstitutes
Ester-basedRoilsRlikeRPOERcanRbeRmixedRwithR________.R-RCORRECTRANSWERnoRotherRoils
WhatRprovidesRtheRcoolingRinRaRvaporRcompressionRrefrigerationRsystem?R-
RCORRECTRANSWERTheRvaporizationRofRtheRliquidRrefrigerant
AnRoilRsampleRmightRbeRtakenRwhenR__________.R-
RCORRECTRANSWERa.RmoistureRand/orRacidRproblemsRareRsuspected
b.RoilRsludgeRformationRorRoilRwaxingRisRsuspected
c.RresidualRacidicRoilRfromRaRburn-outRisRsuspectedRofRcontaminatingRtheRreplacementRoil
________RreturnsRrefrigerantRtoRnewRproductRspecificationsRandRrequiresRchemicalRanalysisRtoRve
rifyRtheRpurityRtoRAHRI-700Rstandards.R-RCORRECTRANSWERreclaiming
1-100
OzoneRdepletionRisRcausedRbyR_______RinRHFCRrefrigerants.R-RCORRECTRANSWERchlorine
CFCsRandRHCFCsR________RmakingRthemRcapableRcapableRofRreachingRtheRstratosphericRozoneRlay
er.R-RCORRECTRANSWERdoRnotRdissolveRinRwaterRorReasilyRbreakRdownRinRtheRatmosphere
AccordingRtoRtheRRolanda-
MolinaRtheory,R________RareRdestroyedRbyReachRchlorineRatomRinRtheRstratosphere.R-
RCORRECTRANSWER100,000RozoneRmolecules
TheRstratosphericRozoneRlayerRprotectsRusRfromR_______.R-
RCORRECTRANSWERultravioletRradiationRfromRtheRsun
WhichRhealthReffectRincreasesRfromRlossRofRtheRstratosphericRozoneRlayer?R-
RCORRECTRANSWERcasesRofRcataractsRorRskinRcancer
WhatRprovesRthatRHCFCsRareRinRtheRstratosphere?R-
RCORRECTRANSWERHCFCsRfoundRinRairRsamplesRfromRtheRstratosphere.
WhatRmakesRHFCRrefrigerantsRdamagingRtoRtheRenvironment?R-
RCORRECTRANSWERTheyRcanRhaveRveryRhighRglobalRwarmingRpotentials.
_______RmakesRHFORrefrigerantsRlessRflammableRthanRHCRrefrigerants.R-
RCORRECTRANSWERFlourine
WhichRrefrigerantRcontainsRchlorine?R-RCORRECTRANSWERR-12
, HFORrefrigerantsRareRmiscibleRinR_______Rlubricants.R-RCORRECTRANSWERPOERlubricants
AnRexampleRofRHcFCRrefrigerantRis:R______R-RCORRECTRANSWERR-123
WhatRisRbeingRdoneRinRtheRU.S.RtoRstopRdamageRtoRtheRstratosphericRozoneRlayer?R-
RCORRECTRANSWEREliminatingRtheRuseRofRCFCsRandRHCFCsRrefrigerants
EPARregulationsRrequireRappliancesRtoRhaveR_________.R-
RCORRECTRANSWERaRserviceRapertureRorRprocessRhub
TheRreleaseRofRanyRCFC,RHCFC,RorRHFCRrefrigerantRduringR_________RisRillegal.R-
RCORRECTRANSWERtheftRofRequipment
____________RisRtheRonlyREPARSNAPRapprovedR"dropRin"RreplacementRfor
R R-22.R-RCORRECTRANSWERThereRareRnoRdirectRdrop-inRrefrigerantRsubstitutes
Ester-basedRoilsRlikeRPOERcanRbeRmixedRwithR________.R-RCORRECTRANSWERnoRotherRoils
WhatRprovidesRtheRcoolingRinRaRvaporRcompressionRrefrigerationRsystem?R-
RCORRECTRANSWERTheRvaporizationRofRtheRliquidRrefrigerant
AnRoilRsampleRmightRbeRtakenRwhenR__________.R-
RCORRECTRANSWERa.RmoistureRand/orRacidRproblemsRareRsuspected
b.RoilRsludgeRformationRorRoilRwaxingRisRsuspected
c.RresidualRacidicRoilRfromRaRburn-outRisRsuspectedRofRcontaminatingRtheRreplacementRoil
________RreturnsRrefrigerantRtoRnewRproductRspecificationsRandRrequiresRchemicalRanalysisRtoRve
rifyRtheRpurityRtoRAHRI-700Rstandards.R-RCORRECTRANSWERreclaiming