EPA 609 Practice Test

Question 1

True or False: Is R-134a a chlorine-free refrigerant?

Accepted Answer

B) True

Answer

A) False

Question 2

CFCs cannot be manufactured or imported into the United States since

Accepted Answer

Jan 1, 1996

Answer

Jan 1, 1998

Answer

Jan 1, 1995

Answer

Jan 1, 1994

Question 3

Each ion of chlorine has the ability to destroy ______  ozone molecules.

Accepted Answer

100000

Answer

100

Answer

1000

Answer

10000

Question 4

Before being scrapped, MVAC systems must be evacuated to _____ of mercury.

Accepted Answer

4 inches

Answer

2 inches

Answer

5 inches

Answer

2.5 inches

Question 5

Substitutes for CFC and HCFC refrigerants have been illegal to vent since ___________.

Accepted Answer

Nov 15, 1995

Answer

Dec 31, 1994

Answer

Jan 1, 1996

Answer

Jan 1, 1995

Question 6

A refillable refrigerant cylinder cannot be filled more than ______ of its full capacity.

Accepted Answer

80%

Answer

100%

Answer

90%

Answer

75%

Question 7

The ozone layer absorbs and scatters ________ from the sun.

Accepted Answer

ultraviolet light

Answer

infrared light

Answer

x-radiation

Answer

gamma radiation

Question 8

A person who supplies information that leads to a penalty against a technician who is intentionally venting may receive a reward of up to  ______ .

Accepted Answer

$10,000

Answer

$12,500

Answer

$15,000

Answer

$37,500

Question 9

Ozone is a harmful pollutant on the ground and in the stratosphere.

Accepted Answer

A) False

Answer

B) True

Question 10

CFCs are thought to have a lifespan of _____ years.

Accepted Answer

20 to 100

Answer

1 to 20

Answer

500 to 1000

Answer

100 to 500