There are recommended methods for folding and inserting letters into envelopes so the contents can remain ________ and be easily removed

How many gallons per minute can a fireboat produce?

a. 2,000 gallons b. 10,000 gallons c. 5,000 gallons d. 11,000 gallons

A microaerophilic atmosphere is composed of

A) 21% oxygen, 0.03% carbon dioxide, and 78% nitrogen. B) 5% carbon dioxide, 10% hydrogen, and 85% nitrogen. C) 5% oxygen, 10% carbon dioxide, and 85% nitrogen. D) 15% oxygen, 3% carbon dioxide, and 82% nitrogen.