HVACRefrigeration
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Refrigerant Handling and Recovery Quiz

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#1

What is the primary function of a refrigerant?

To absorb heat from the environment
Explanation

Absorbs heat for cooling

#2

Which of the following is a commonly used refrigerant?

Freon
Explanation

Common refrigerant name

#3

Why is proper refrigerant recovery important?

To comply with environmental regulations
Explanation

Environmental compliance necessity

#4

What is the phase change that occurs when a refrigerant absorbs heat from the environment?

Evaporation
Explanation

Heat absorption process

#5

What does HVAC stand for in the context of refrigerant handling?

Heating, Ventilation, and Air Conditioning
Explanation

System context acronym

#6

Which type of refrigerant is considered environmentally friendly due to its low ozone depletion potential (ODP)?

R290
Explanation

Eco-friendly refrigerant

#7

What is the purpose of a recovery machine in refrigerant handling?

To remove refrigerants from a system for recycling or disposal
Explanation

Extracts refrigerant for reuse or disposal

#8

Which organization sets standards for refrigerant handling and safety?

EPA
Explanation

Regulatory body

#9

What safety precautions should be taken when handling refrigerants?

All of the above
Explanation

Comprehensive safety measures

#10

What is the primary risk associated with improper refrigerant handling?

Toxic exposure
Explanation

Main hazard

#11

What is the critical temperature of a refrigerant?

The temperature at which the refrigerant is in a supercritical state
Explanation

State transition temperature

#12

What is the Montreal Protocol?

An international treaty to protect the ozone layer
Explanation

Ozone layer safeguard agreement

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