MEDICAL GAS CERTIFICATION PRE-
TEST QUESTIOS WITH CORRECT
ANSWERS 2025/2026
B.AAuthorityAhavingAjurisdictionA-
AcorrectAanswersAnAexistingAsystemAthatAisAnotAinAstrictAcomplianceAwithAtheAprovisionsAofAthis
AcodeAshallAbeApermittedAtoAbeAcontinuedAinAaAuseAasAlongAasAtheA__________AhasAdetermined
AthatAsuchAuseAdoesAnotAconstituteAaAdistinctAhazardAtoAlife.
A.AArchitect
B.AAuthorityAhavingAjurisdiction
C.AEngineer
D.ANursing
B.ADesignatedAstorageAareaA-
AcorrectAanswersIndoorAlocationsAforAoxygen,AnitrousAoxide,AandAmixturesAofAtheseAgasesAshall
AnotAcommunicateAwithAanyAofAtheAfollowingAexcept__________
A.AAreasAwithAopenAflames
B.ADesignatedAstorageAarea
C.AEngines
D.AKitchens
D.AVisualApressureAindicatorA-
AcorrectAanswersAnAauxiliaryAsourceAconnectionAshallAconsistAofAallAtheAfollowingAexcept
A.ARemovableAplugAorAcap
B.ATree
C.AValve
D.AVisualApressureAindicator
A.AEachAbuildingAservedA-
AcorrectAanswersWhenAmultipleAbuildingsAareAservedAfromAaAsingleAcryogenicAliquidAoxygenAso
urce,AitAisArequiredAtoAplaceAtheAemergencyAoxygenAsupplyAconnectionAin-
A.AEachAbuildingAserved
B.ATheAbuildingAclosestAtoAtheAsource
C.ATheAlargestAbuildingAserved
, D.ATheAmainAbuildingAonly
B.A3A-
AcorrectAanswersTheAminimumAclearanceAaroundAtheAEOSCAforAaAtemporaryAsourceAofAsupplyAi
sA____________Aft.
A.A2
B.A3
C.A5
D.A6
A.AExceptAbeAfilteredAtoA0.01AmicronsA-
AcorrectAanswersTheAqualityAmedicalAairAshallAcomplyAwithAallAofAtheAfollowingAstandardsAexce
pt
A.ABeAfilteredAtoA0.01Amicrons
B.AHaveAlessonAthanA25AppmAgaseousAhydrocarbons
C.AHaveAnoAdetectableAliquidAhydrocarbons
D.AMeetAtheArequirementAofAmedicalAairAUSP
B.AHumanArespiratoryAapplicationsA-
AcorrectAanswersMedicalAairAsourcesAshallAonlyAbeAuseAforA_____
A.AAirAoperatingAdevices
B.AHumanArespiratoryAapplications
C.AInstrumentAair
D.AWAGD
B.A1A-
AcorrectAanswersMedicalAairAfiltersAshallAbeAsizedAforA100%AofAtheAsystemApeakAcalculatedAdem
andAandAbeAratedAforAaAminimumAofA98%AefficiencyAatA______AmicronAgreater.
A.A.01
B.A1
C.A5
D.A10
TEST QUESTIOS WITH CORRECT
ANSWERS 2025/2026
B.AAuthorityAhavingAjurisdictionA-
AcorrectAanswersAnAexistingAsystemAthatAisAnotAinAstrictAcomplianceAwithAtheAprovisionsAofAthis
AcodeAshallAbeApermittedAtoAbeAcontinuedAinAaAuseAasAlongAasAtheA__________AhasAdetermined
AthatAsuchAuseAdoesAnotAconstituteAaAdistinctAhazardAtoAlife.
A.AArchitect
B.AAuthorityAhavingAjurisdiction
C.AEngineer
D.ANursing
B.ADesignatedAstorageAareaA-
AcorrectAanswersIndoorAlocationsAforAoxygen,AnitrousAoxide,AandAmixturesAofAtheseAgasesAshall
AnotAcommunicateAwithAanyAofAtheAfollowingAexcept__________
A.AAreasAwithAopenAflames
B.ADesignatedAstorageAarea
C.AEngines
D.AKitchens
D.AVisualApressureAindicatorA-
AcorrectAanswersAnAauxiliaryAsourceAconnectionAshallAconsistAofAallAtheAfollowingAexcept
A.ARemovableAplugAorAcap
B.ATree
C.AValve
D.AVisualApressureAindicator
A.AEachAbuildingAservedA-
AcorrectAanswersWhenAmultipleAbuildingsAareAservedAfromAaAsingleAcryogenicAliquidAoxygenAso
urce,AitAisArequiredAtoAplaceAtheAemergencyAoxygenAsupplyAconnectionAin-
A.AEachAbuildingAserved
B.ATheAbuildingAclosestAtoAtheAsource
C.ATheAlargestAbuildingAserved
, D.ATheAmainAbuildingAonly
B.A3A-
AcorrectAanswersTheAminimumAclearanceAaroundAtheAEOSCAforAaAtemporaryAsourceAofAsupplyAi
sA____________Aft.
A.A2
B.A3
C.A5
D.A6
A.AExceptAbeAfilteredAtoA0.01AmicronsA-
AcorrectAanswersTheAqualityAmedicalAairAshallAcomplyAwithAallAofAtheAfollowingAstandardsAexce
pt
A.ABeAfilteredAtoA0.01Amicrons
B.AHaveAlessonAthanA25AppmAgaseousAhydrocarbons
C.AHaveAnoAdetectableAliquidAhydrocarbons
D.AMeetAtheArequirementAofAmedicalAairAUSP
B.AHumanArespiratoryAapplicationsA-
AcorrectAanswersMedicalAairAsourcesAshallAonlyAbeAuseAforA_____
A.AAirAoperatingAdevices
B.AHumanArespiratoryAapplications
C.AInstrumentAair
D.AWAGD
B.A1A-
AcorrectAanswersMedicalAairAfiltersAshallAbeAsizedAforA100%AofAtheAsystemApeakAcalculatedAdem
andAandAbeAratedAforAaAminimumAofA98%AefficiencyAatA______AmicronAgreater.
A.A.01
B.A1
C.A5
D.A10
