Grain (unit) weight) refers to those things measured by the lesser but quicker balances: the bismar or uncel, the Roman balance, and the steelyard. The original mercantile pound of 25 shillings or 15 (tower) ounces was displaced by variously the pound of the Hanseatic League (16 tower ounces) and by the pound of the then-important wool trade (16 ounces of 437 grains). A new pound of grains was inadvertently created as 16 troy ounces, referring to the new troy rather than the old troy. Eventually, the wool pound won out. The avoirdupois pound was defined in prototype, rated as to grains. In
Sudanese pound Sudanese pound The Sudanese pound (Arabic: ") is the basic unit of the Sudanese currency. The pound consists of 100 piasters. The pound is issued by the Central Bank of Sudan. Its value is linked to gold and convertible into foreign currencies. There are no restrictions on money transfers to and from Sudan. The Sudanese pound is equivalent to $ 0.021. It has been pegged to the United States dollar since around 1984. The pound fell for the first time since 1997 after the United States imposed economic sanctions on Sudan. The Sudanese pound continued its decline to an unprecedented