Smoking is responsible for ________ percent of chronic obstructive pulmonary disease (COPD) in United States

An administration set suitable for administering large amounts of fluid to patients suffering from fluid loss would be a:

a. Piggy-back medication infusion set b. Buretrol or volutrol set c. Microdrip infusion set d. Macrodrip infusion set

The use of water indiscriminately to knock down "vapors" can create many problems. These problems include ____.

A. increasing the LD50 of the material B. creating runoff C. stifling chemical reactions D. decreasing spill size