2. For universal certification you will receive 100
how many questions
3. What is passing grade for all epa certifica- 70%
tions
4. True or false you must memorize all reg- False
ulations because they will stay the same
forever
5. Can chlorine from the environment come Yes but they are not the primary source
from natural resources such as volcanoes
6. True or false Ground level ozone is is what False
reflects and absorbs harmful uv rays from
the sun
7. In which way does ozone depletion affect Increased risk of skin cancer and cataracts
humans
8. Is there evidence that refrigerants are in Yes
the stratosphere
9. One molecule of chlorine can destroy how 100,000
many molecules of ozone
,10. Ozone has oxygen atoms. 3
11. True or false the majority of the ozone is False
located in the troposphere
12. 300,000
, How many molecules of ozone can three
molecules of chlorine destroy
13. What is the major function of ozone in the Absorb and reflect uv rays from the sun
stratosphere
14. What is the primary source of Chlorine in Emissions of refrigerants by human like cfc
the stratosphere and hcfc
15. What molecule destroys the ozone layer Chlorine
16. Which of the following are effects of the Decreasing crop yields and threat to wild and
ozone layer depletion marine life
17. Who does ozone depletion affect People all over the world
18. After refrigerant is phased out can equip- Yes
ment still contain refrigerant
19. After refrigerant is phased out can techni- Yes
cians service equipment containing that
refrigerant
20. After being phased out, where can techni- From recovered or reclaimed refrigerant
cians obtain refrigerant to service equip-
ment that contains that refrigerant?
21. Can refrigerant be resold Yes, but only if it has been reclaimed to AHRI
Standard 700 specifications
22. Equipment has to be certified to epa stan- Cfc hcfc hfc
dards in order to recover which refriger-
ants