EPA 608 Core set 1

A single chlorine atom can destroy how many ozone molecules?

100,000

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

44,539

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

5 years

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

Montreal Protocol

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

Reclaiming

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, is the definition of;

Recycle

HFCs ________;

will not damage stratospheric ozone, but have a high GWP.

The chlorine in CFCs and HCFCs;

will not dissolve in water

Which type of refrigerant contains no chlorine?

HFCs

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

HFOs

An ozone molecule contains;

Three oxygen atoms

Which ASHRAE classification means slightly flammable?

A2L

Which of the following has the highest Ozone Depletion Potential?

CFCs

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 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.

Which of the following refrigerant has a GWP closest to "1"?

R-1233zd

Which of the following refrigerants is an HFO?

R-1234ze

The condenser _______________________________________

changes a high-pressure vapor to a high-pressure liquid.

The compressor ____________________________________

changes a low-pressure vapor to a high-pressure vapor.

A refrigerant cylinder designed to hold recovered refrigerant has a:

grey body and yellow top.

HCFC's contain

hydrogen chlorine fluorine carbon

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

leak testing.