CFC Certification Practice Test 2/28
questions with correct answers
Manufacturers often color code the exterior of gauges, on a
typical gauge manifold set the low pressure gauge is color coded
- -blue
-Approved refrigerant recovery cylinders can be identified by
which colors - -gray body and yellow top
-Chlorofluorocarbon (CFC) refrigerants are so named because
they contain the elements - -chlorine, fluorine, carbon
-What is being done in the U.S. to stop damage to the
stratosphere - -enforcing strict emission requirements on
incinerators, capturing and ultimately eliminating use of
chlorofluorocarbons, using natural gas instead of coal to
generate electricity
-If a system will not hold a vacuum after it has been evacuated,
then - -the system may be leaking
-Some state and local governments may establish laws that - -
follow the clean air act and EPA regulations , contain stricter
regulations than the clean air act and EPA regulations
-Each chlorine atom in the stratosphere can destroy how many
ozone molecules - -100,000
-Ozone in the stratosphere above the earth consists of - -
molecules containing 3 oxygen atoms
-Which of the following is/are violations of the clean air act - -
falsifying or failing to keep required records, failing to reach
required evacuation levels before opening or disposing
appliances, knowingly release CFC or HCFC refrigerants or their
substitutes while repairing appliances
questions with correct answers
Manufacturers often color code the exterior of gauges, on a
typical gauge manifold set the low pressure gauge is color coded
- -blue
-Approved refrigerant recovery cylinders can be identified by
which colors - -gray body and yellow top
-Chlorofluorocarbon (CFC) refrigerants are so named because
they contain the elements - -chlorine, fluorine, carbon
-What is being done in the U.S. to stop damage to the
stratosphere - -enforcing strict emission requirements on
incinerators, capturing and ultimately eliminating use of
chlorofluorocarbons, using natural gas instead of coal to
generate electricity
-If a system will not hold a vacuum after it has been evacuated,
then - -the system may be leaking
-Some state and local governments may establish laws that - -
follow the clean air act and EPA regulations , contain stricter
regulations than the clean air act and EPA regulations
-Each chlorine atom in the stratosphere can destroy how many
ozone molecules - -100,000
-Ozone in the stratosphere above the earth consists of - -
molecules containing 3 oxygen atoms
-Which of the following is/are violations of the clean air act - -
falsifying or failing to keep required records, failing to reach
required evacuation levels before opening or disposing
appliances, knowingly release CFC or HCFC refrigerants or their
substitutes while repairing appliances
