System of measurement The same is true of quarts, gallons, etc. Six US gallons are a little less than five imperial gallons. The Avoirdupois system served as the general system of mass and weight. In addition to this there are the Troy and the Apothecaries' systems. Troy weight was customarily used for precious metals, black powder and gemstones. The troy ounce is the only unit of the system in current use; it is used for precious metals. Although the troy ounce is larger than its Avoirdupois equivalent, the pound is smaller. The obsolete troy pound was divided into 12 ounces, rather than the
Precious Pupp series of barks . . . but never where or when Granny could catch him in the act. Unlike many cartoon animals, Precious did not speak. His usual vocalism was an asthmatic-sounding, "wheezing" laugh used even more famously by Muttley, a Hanna-Barbera character introduced three years later; he usually outsmarted his enemies, most notably Bruiser, the neighborhood bulldog, but he also usually outsmarted his oblivious owner, too. Twenty-six episodes were produced. Precious Pupp Precious Pupp is an animated television series produced by Hanna-Barbera Productions which aired as a segment on "The Atom Ant/Secret Squirrel Show" from October 2, 1965 to