(CORE ) EPA TEST QUESTIONS

How much can a person be fined per day per violation for knowing realeasing a regulated substance

$44,539

An ozone molecule contains;

3 oxygen atoms

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

5 years

Which ASHRAE classification means slightly flammable

A2L

Which of the following has the highest ozone depletion potential

CFCs

The molecule found in CFCs and HFCs that depletes ozone is

Chlorine

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

Department of transportation

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

Disposable cylinder

What is the significant new alternative policy ( SNAP) program

EPAs program that identifies refrigerant with lower overall risk 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 seals and gaskets , are not compatible with which refrigerant

HFOs

HCFC's contain

Hydrogen, chlorine, Florine, carbon

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

Leak testing

Which international treaty /agreement regulated product of certain refrigerant

Montreal Protocol

Which one of the following refrigerant as a GWP. Closest to 1

R-1233zd

Which of the following refrigerant is HFO

R-1234ze

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

Reclaiming

The condenser

changes a high pressure vapor to a high pressure liquid

The compressor

changes a low pressure vapor to a high pressure vapor

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

depletion of stratospheric ozone

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;

to recycle

HFCs

will not damage stratospheric ozone

A single chlorine atom can destroy how many ozone molecules?

Up too 100,000

The chlorine in CFCs and HCFCs

Will not dissolve in water