A.deoxygenating
B.oxygenating
C.chemicalizing
D.disinfecting
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A.deoxygenating
B.extended aeration
C.oxygenating
D.bubbling air
A.waste oil
B.waste cloths
C.Oil rags
D.Waste food
A.should be stopped manually
B.keeps the combustion as usual
C.would be cut off by an interlock
D.would replace the waste oil burner and keep going on
A.the solid waste dump chute
B.an access door
C.the same way for waste oil burners
D.a changing opening
A.evaporation
B.condensation
C.liquefies
D.vaporization
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