Only technicians certified under Clean Air Act Section 609 are allowed to purchase refrigerants in containers smaller than _______

Inhaling refrigerant vapors or mist may cause which of the following:

Refrigerant cylinder may be heated with an open flame during recovery:

Different refrigerants may be mixed in the same recovery tank but not in disposal tank:

Class II refrigerants have ozone depletion potential (ODP) less than _____:

The system vacuum gauge should be connected as far as possible from the vacuum pump

The piping connection to the vacuum pump should be as large in diameter as possible:

When mixed with refrigerants oxygen or compressed air can cause an explosion

To _______ is to clean refrigerant for reuse by separating the oil from the refrigerant and removing moisture from the refrigerant by passing it through one or more filter driers

Vent CFC’s or HCFC’s into the atmosphere is banned since ______

Leak rate of an appliance is losing refrigerant, projected over the next ___ months:

Short hoses results in increased recovery time:

The Clean Air Act has been responsible for prohibiting the venting of refrigerants

______ recovery equipment can only be used on appliances with 15 pounds or less of refrigerant:

Reclaimed supplies of CFCs are still available