Troy weight Troy weight Troy weight is a system of units of mass customarily used for precious metals and gemstones. One troy ounce (abbreviated "t oz" or "oz t") is equal to exactly , (or about 1.0971 oz. avoirdupois, the "avoirdupois" ounce being the most common definition of an "ounce" in the US). There are only 12 troy ounces per troy pound, rather than the 16 ounces per pound found in the more common avoirdupois system. The avoirdupois pound has 7000 grains whereas the troy pound has only 5760 grains (i.e. 12 × 480 grains). Both systems use the same grain defined
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