Freon and the Environment

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Questions and Answers

Which of the following is a common type of chlorofluorocarbon (CFC)?

Hydrofluorocarbon
R-134a
R410A
R-12 (correct)

What is the main purpose of the Montreal Protocol?

To regulate the use of hydrofluorocarbons
To promote the use of CFCs in refrigeration
To protect the atmosphere from greenhouse gases
To phase out the production of substances responsible for ozone depletion (correct)

What are hydrochlorofluorocarbons (HCFCs)?

Partly halogenated hydrocarbons (correct)
Refrigerants used in the upper atmosphere
Derivatives of methane and ethane
Fully halogenated hydrocarbons

What are CFCs commonly known as?

Freon (C) Signup and view all the answers

Which of the following is NOT a replacement for CFCs under the Montreal Protocol?

R-12 (D) Signup and view all the answers

Match the following ASHRAE standards with their descriptions:

ASHRAE 52.2 = Method of laboratory testing to measure the performance of general ventilation air-cleaning devices ASHRAE 55 = Specifies conditions for acceptable thermal environments in design, operation, and commissioning of buildings ASHRAE 62.1 = Specifies minimum ventilation rates and other measures for acceptable indoor air quality ASHRAE 90.1 = Benchmark for commercial building energy codes providing minimum requirements for energy-efficient design Signup and view all the answers

Match the following ASHRAE standards with their areas of focus:

ASHRAE 52.2 = Performance of air-cleaning devices ASHRAE 55 = Thermal environments in buildings and occupied spaces ASHRAE 62.1 = Ventilation and indoor air quality ASHRAE 90.1 = Energy-efficient design of most buildings Signup and view all the answers

Match the following ASHRAE standards with their impact on building design and operation:

ASHRAE 52.2 = Affects performance of air-cleaning devices ASHRAE 55 = Influences conditions for acceptable thermal environments ASHRAE 62.1 = Determines minimum ventilation rates and measures for indoor air quality ASHRAE 90.1 = Provides minimum requirements for energy-efficient design Signup and view all the answers

Match the following ASHRAE standards with their scope:

ASHRAE 52.2 = Laboratory testing of air-cleaning devices ASHRAE 55 = Design, operation, and commissioning of buildings and occupied spaces ASHRAE 62.1 = Indoor air quality and ventilation ASHRAE 90.1 = Energy-efficient design of most buildings Signup and view all the answers

Match the following ASHRAE standards with their related fields:

ASHRAE 52.2 = Ventilation and air quality ASHRAE 55 = Thermal comfort and building design ASHRAE 62.1 = Indoor air quality and ventilation ASHRAE 90.1 = Energy-efficient building design Signup and view all the answers