EPA- CORE

Which international agreement (treaty) regulated the production and use of CFCs, HCFCs, halons, methyl chloroform, and carbon tetrachloride?

Montreal Protocol

How much can a person by fined per day per violation for knowingly releasing a regulated substance that violates the Clean Air Act?

$44,539

A single chlorine atom can destroy how many ozone molecules?

100,000

An ozone molecule contains;

3 oxygen atoms

Reusable refrigerant containers under high pressure must be hydrostatically tested how often?

5 years

The molecule found in CFCs and HCFCs that depletes ozone is:

Chlorine

Before shipping any used refrigerant cylinders, check that the cylinder meets what standards?

Department of Transportation (DOT)

Crop loss, eye disease, and skin cancer have been attributed to;

Depletion of the Stratospheric ozone

Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method for;

Disposable cylinders

What is the Significant New Alternatives Policy (SNAP) Program?

EPA's program that identifies refrigerants with lower overall risks to human health and the environment

A refrigerant cylinder designed to hold recovered refrigerant has a:

Grey body and yellow top

Which type of refrigerant contains no chlorine?

HFC's

Silicone elastomers, for use in seal and gaskets, are not compatible with which refrigerants?

HFOs

HCFC contain:

Hydrogen, Chlorine, Fluorine, and Carbon

What refrigerant has a GWP of "1"?

R-1233zd

Which of the following refrigerants is an HFO? a) R-22 b) R-134 A c) R-410 A d) R-1234ze

R-1234ze

To process refrigerant to a level equal to new (virgin) product specifications as determined by chemical analysis defines:

Reclaiming

Which ASHRAE classification means slightly flammable? a) A1 b) A2L c) A3 d) B1

b) A2L

The condenser

changes a high pressure vapor to a high pressure liquid

The compressor

changes a low pressure vapor to a high pressure vapor

Which of the following has the highest ozone depletion potential? a) HFOs b) HCFCs c) HFCs d) CFCs

d) CFCs

The low-side test pressure data-plate value should be used by a technician to determine a safe pressure for:

leak testing

HFCs

will not damage the stratospheric zone, but have high GWP

The chlorine in CFCs and HCFCs

will not dissolve in water

Clean refrigerant for re-use by separating the oil from the refrigerant and removing moisture from the refrigerant by passing it through one or more filter driers, is the definition of:

Recycle