ODP Test Exam Questions With Revised
Answers
A Chlorofluorocarbon (CFC) refrigerant consists of what elements? - answercarbon,
fluorine, chlorine
2. What causes a CFC molecule to breakdown when it reaches the atmosphere? - answerUV
Light from sun
3. Ozone molecules consist of how many oxygen ...
A Chlorofluorocarbon (CFC) refrigerant consists of what elements? - answer✔✔carbon,
fluorine, chlorine
2. What causes a CFC molecule to breakdown when it reaches the atmosphere? - answer✔✔UV
Light from sun
3. Ozone molecules consist of how many oxygen atoms? - answer✔✔it contains 3 oxygens
4. The venting of which group of refrigerants is a concern because it has GWP but not ODP? -
answer✔✔HFC refrigerants don't have ozone depletion potential but have global warming
potential and that's why we still should not blast refrigerant off into the atmosphere
5. Does the ozone layer work to increase or decrease the amount of ultraviolet radiation at the
earth's surface? - answer✔✔Works to decrease the ultraviolet rays.
6. Circle the refrigerant that causes the least damage to the ozone layer: R-12, R-22, R-502, R-
134a - answer✔✔134A
7. Does ozone depletion directly cause an increase in smog? - answer✔✔No
8. What component in a CFC destroys ozone? - answer✔✔Chlorine atom. It separates the 03 into
02 and 01 then the chlorine goes to the next 03 and does the process to split them up again.
9. What are the two environmental issues which refrigerants contribute to? - answer✔✔Global
warming potential and ozone depletion potential
10.Other than refrigerants, name a class of chemicals which destroy ozone? - answer✔✔Halons
and Bromine (Blowing agents, fire suppression chemicals, and different kinds of solvents)
11.After what date of Manufacturing can a vehicle continue to operate its AC system with a CFC
in it? - answer✔✔Dec 31 1994
12.Can a motor vehicle ever be refilled with a CFC? - answer✔✔No
13.An out of Province ODP card can be used in Ontario when when it is recognized by whom? -
answer✔✔The Director of MOE
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