Which of the following statements about ammonia is true?
a. Ammonia is slightly less efficient in heat transfer as halocarbon refrigerants.
b. Ammonia costs more than other common refrigerants.
c. Ammonia is poisonous and must be handled with extreme care.
d. Ammonia piping cannot be constructed from copper
d. Ammonia piping cannot be constructed from copper
You might also like to view...
Using the appropriate table, determine the individual R-values of the following materials:
a. 4-in. nominal (actual 3 -5/8in.)-thick brick wall b. 5/8 -in.-thick gypsum board c. 2-in.-thick extruded polystyrene (XPS) board
Genotype +________ = Phenotype
Fill in the blank(s) with correct word
Ferrets are herbivores
Indicate whether the statement is true or false
Although broiler production in the U.S. has increased in recent years, export of processed
broilers has remained relatively constant. A. True B. False