Ase Ac 609 Study Guide Rated A+

ODS {Ans: ozone depleting substance}HFOs {Ans: Hydrofluoroolefins, eg R-1234yf (HFO-1234yf)}HCFCs {Ans: Hydrochlorofluorocarbons, eg R-22 (HCFC-22)}MVAC-Like Appliances {Ans: an appliance similar enough to an mvac that one does not need a 608 certification (eg tractors, buses, and construction equipment. DOES NOT INCLUDE: refrigerated trailers, boats, trains, and aircraft)}class 1 substance {Ans: ozone depleting chemical with an ozone depletion potential greater than .2 (eg CFCs)}CFCs {Ans: Chlorofluorocarbons, eg R-12 (CFC-12)}