brain drain. brain drain. LINK / CITE ADD TO WORD LIST. noun. The definition of brain drain refers to a situation where all or the majority of intelligent, skilled or capable resources within a given field or geographic region leave the area because of various factors including lack of high paying jobs.
Alkylation is an important source for octane in gasoline. Source: Occupational Safety and Health Administration. Alkylation (al-kuh-ley-shun) is a secondary refinery unit operation that many refineries in the United States have because it adds high octane hydrocarbons to motor and aviation gasoline. High octane hydrocarbons are needed to help prevent autoignition of gasoline (knocking) in an engine and to meet recommended engine octane ratings.
267 Followers. A. Alkaline phosphatase is an enzyme produced by the body to help break down certain types of molecules, such as proteins. The liver produces most of the alkaline phosphatase in our bodies, but the intestines, kidneys and bones produce small amounts, too.Alkaline phosphatase is measured by blood testing.67 Followers. A. Alkaline phosphatase is an enzyme produced by the body to help break down certain types of molecules, such as proteins. The liver produces most of the alkaline phosphatase in our bodies, but the intestines, kidneys and bones produce small amounts, too. Alkaline phosphatase is measured by blood testing.