What is the brand name for R-12

  Castrol
  Freon
  Rotelle

What are some of the key risks associated with excess UV radiation?

  Lung cancer, defomities, and diabetes
  Brain tumors, headaches, and blindness
  Skin cancer, eye cataracts, and immune supression

What percent of CFCs released into the air come from mobile air conditioners?

  70%
  30%
  12%

When a vehicles original equipment refrigerant is replaced by any other type, a detailed label must be applied. All of the following should be on the label except....

  Date of the retrofit
  Company performing the retrofit
  Technicians qualifications

To keep the discharge of refrigerant to a minimum when recovering it, equipment hoses must have shutoff valves within __ inches of the service ends.

  8
  14
  12

To make sure recycled refrigerant is ready for use, make sure the container is kept at __*F or above for at least 12 hours.

  45
  72
  65

The first step before servicing any A/C system is to find out the vehicle's___

  Owner
  Accident history
  Service history

An MVAC system static charge pressure should be at least __ psi.

  50
  75
  30

You should leak test an evaporator core by operating the A/C system blower on the high setting for at least __ seconds.

  30
  10
  15

You should never mix R-134a with __ for the purpose of leak testing because the mixture could ignite

  air
  water
  gasoline

You should never use electrical equipment in which switches are not at least __ inches above the floor

  12
  6
  18

R-12 storage containers are what color?

  Blue
  White
  Yellow

R-134a storage containers are what color?

  White
  Green
  Blue

To prevent overfilling during the transfer of refrigerant, never fill a container more than __ percent of its gross weight rating.

  75
  60
  80