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
Syrian pound automated machines there with such frequency that Posten Norge, the Norwegian postal service, decided to close many of their coins-to-cash machines on February 18, 2006, with plans to develop a system able to differentiate between the two coins. In the summer of 2005, a Norwegian man was sentenced to 30 days, suspended, for having used Syrian coins in arcade machines in the municipality of Bærum. Syrian pound The Syrian pound or Syrian lira ( ; ; sign: LS or £S; code: SYP) is the currency of Syria and is issued by the Central Bank of Syria. The pound is subdivided