Guiding Principles for HVACR Service Technicians Trade Terms

Question 1

A refrigerant compound that contains​ chlorine, fluorine, and carbon is called​ a(n) ________.

Answer 1

Chlorofluorocarbon (CFC)

Question 2

The​ ________ results in heat being trapped below​ Earth’s atmosphere instead of allowing it to radiate into space.

Answer 2

Greenhouse effect

Question 3

A refrigerant compound that contains​ hydrogen, chlorine,​ fluorine, and carbon is called​ a(n) ________.

Answer 3

Hydrochlorofluorocarbon (HCFC)

Question 4

A​ colorless, tasteless, and odorless toxic gas that is a common byproduct of combustion processes is​ ________.

Answer 4

Carbon monoxide (CO)

Question 5

Designing a building that focuses on minimizing environmental impact and energy consumption means that​ you’ll need to use​ ________ techniques.

Answer 5

Sustainable construction

Question 6

A company must​ ________ any used refrigerant to meet the standards of purity required of new refrigerant before it can be resold.

Answer 6

Reclaim

Question 7

To​ ________ a refrigerant means to remove it from a system and place it in containers approved for that purpose.

Answer 7

Recover

Question 8

To​ ________ a refrigerant means to circulate it through filtering devices to remove​ moisture, acid, and other​ contaminants, in the shop or in the field.

Answer 8

Recycle

Question 9

A funded performance​ guarantee, called​ a(n) ________, might have to be posted by a contractor to gain licensure.

Answer 9

Surety bond

Question 10

A substance that contains no water can be referred to as​ ________.

Answer 10

Anhydrous

Question 11

Cooling units that typically contain a​ compressor, condenser​ coil, condenser​ fan, and devices for compressor control and operation are called​ ________.

Answer 11

Condensing units

Question 12

​________ is a flexible sealant used to seal duct and insulation joints.

Answer 12

Mastic