Which of the following products in not contained in a CFC refrigerant?
A. Chlorine
B. Fluorine
C. Carbon
D. Hydrogen
Answer: D
You might also like to view...
An optional process used in mobile refrigeration systems to minimize ripening of produce to extend its shelf life is _____.
a. humidity control (HC) b. controlled atmosphere (CA) c. nitrogen control (NC) d. carbon dioxide control (CO2 C)
Which of the following statements about soil erosion is not true?
A) Less than 20 percent of the total soil erosion in the United States comes from croplands. B) Soil erosion losses of potassium exceed those of nitrogen and phosphorus. C) Downstream off-site costs of erosion are often higher than those in upstream fields from which the soil came. D) The rate of soil erosion loss in the United States declined from 1980 to 1995. E) Soil erosion losses per hectare of cropped land are higher in Asia and Africa than the United States.
Most automotive diesel fuel is what grade?
A) Grade #1 B) Grade #2 C) Grade #4 D) Grade #3
A bloodborne _______ is a microorganism that causes disease.
Fill in the blank(s) with the appropriate word(s).