The unit "Oz" on the device. such as . royal and the device the usual United States of America application has been in each of these devices weight there are different.

"ounce" typical in the international system of weights equal to one sixteenth pounds or 400 millet is that the device metric equal to 28. the 349523125 heated. This unit in USA is very common. In British official use from it in the year 2000 ended, but still in the country to be informally used.

Also, to measure the weight of precious metals, namely, gold, silver, platinum, etc. rhodium and palladium from ounce, international Troy used, which is equivalent to 31. the 1034768 grams. The Oz just for the measure of precious metals is used and the weight of the bullion, and gold coins and other precious metals and also the price of it, usually with the ounce Troy of expression. The term "one ounce of gold" to mean a golden piece or pellet with a weight of one ounce Troy, and with a purity of 99 of of 99% (24 karat).

other types of Oz includes oz Maria Theresa (28٫0668 G oz Spanish equivalent, and 28 of 75 mg. oz metric, the Chinese equivalent of 50 grams and ounces, metric, the Dutch equivalent of 100 grams. Oz for beverages are used and also to show some of the grease is to lubricate the working are used.