The Abbreviation for Refrigerants Containing Fluorine, Carbon, and Hydrogen Is

question 28

Multiple Choice

The abbreviation for refrigerants containing fluorine, carbon, and hydrogen is ____.

• A) HFC
• B) HCFC
• C) CFC
• D) HFAC

---

Definitions:

Units

Basic measures or quantities, such as length, mass, time, etc., that serve as standards for expressing and comparing quantities.

Average Total Cost

The total cost of production (fixed and variable costs combined) divided by the number of units produced.

Units

Basic quantities or measures adopted by convention or by law, used as a standard to express physical quantities.

Diminishing Returns

An economic principle where the addition of a variable factor to a fixed factor leads to a decrease in the marginal output of the variable factor beyond a certain point.