Imperial and US customary measurement systems different concepts – the imperial gallon is defined in terms of the volume occupied by a specified mass of water, while the US gallon is specified in terms of cubic linear measure. Notes Notes Units of weight in both the imperial and US customary system always used the same standard, though differences in multiples of the avoirdupois pound developed in the nineteenth century. Both systems used the three different scales – the avoirdupois system for general use, the troy system for precious metals and the apothecaries system in the pharmacy industry. The term "weight" and "mass" are used interchangeably in
Texas Precious Metals of Ark Fund Capital Management and the CEO of Kaspar Companies. Kaspar graduated Summa Cum Laude with a degree in Finance and Accounting from Texas A&M University. Texas Precious Metals Texas Precious Metals, based in Shiner, Texas, is one of the largest precious metals dealers in the United States. The company reported annual revenues of $180.1 million in 2013 and $153.2 million in 2014. The company is recognized as a market maker for United States Mint products and is an official distributor for the Perth Mint of Australia. Texas Precious Metals also produces it own line of precious metals products