Inflammation of the pericardial sac around the heart is termed:

____ is commonly used in the manufacture of fertilizers, pesticides, solvents, and high-octane fuels.

A. Hydrofluoric acid B. Ammonium hydroxide C. Anhydrous ammonia D. Calcium oxide

"Swimmer's rash," or ________, is an inflammation of hair follicles resulting from shaving or excess rubbing of skin areas or from bacteria and fungi that develop from prolonged wearing of wet swimwear or undertreated hot tubs. 

Fill in the blank(s) with the appropriate word(s).