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
Precious (Boukenger) Precious (Boukenger) Towards the end of "GoGo Sentai Boukenger", all of the Precious that had been collected are destroyed in an attack on the S.G.S. Foundation headquarters. It is also revealed that the Precious are created from the power of the hopes and dreams of the human race. As the organs of the God's Destruction God Goodomu, they functioned as power sources for the Goodomu Civilization. Indestructible, Gajya intended to absorb them to undergo a metamorphsis into Goodomu itself. The is a very advanced energy system that, with the help of some water, is capable of making the Giant God