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) by her parents, only to become a pawn in a joint Jyaryu/Quester operation. The is a powerful artifact that possesses what now is called Artificial Intelligence. It works much like a supercomputer, retrieving data, programs and abilities from whatever system or machine it connects with. When used for peace, this Precious can be used to efficiently operate hospitals or shelters. When used wrongfully, it can override and take control of any security system. The is an ancient iron rod capable of destroying a whole mountain with a single blow. It is sealed deep within a mountain, but when stolen, the