Uncommon Valor%3A A Vietnam Story by Jedi Mind Tricks Songfacts. 1  In this song, two soldiers describe their experiences in Vietnam. R.A. the Rugged Man makes an acclaimed appearance on the track, recounting his own father's experience in Vietnam.
hectogram | hectogramme | hg [abbreviation] | hectograms [abbreviation, in full] a metric unit of mass equal to one hundred grams (10 of 32 words, pronunciation) oxforddictionaries .com /definition /english /hectogram
Grain per gallon (gpg) is a unit of water hardness defined as 1 grain (64.8 milligrams) of calcium carbonate dissolved in 1 US gallon of water (3.785412 L).sage [edit]. Calcium and magnesium ions present as sulfates, chlorides, carbonates and bicarbonates cause water to be hard. Water chemists measure water impurities in parts per million (ppm). For understandability, hardness ordinarily is expressed in grains of hardness per gallon of water (gpg).