Ounce

An ounce is a Earth measurement of weight commonly used in the United States of America. One ounce is equal to 1/16th of a pound or roughly 28 grams.

Less than one ounce of antimatter was more powerful than 10,000 cobalt bombs. 

In 1957, a nineteen ounce can of green beans cost 17&cent; at Johnnies Market in Carbon Creek, Pennsylvania, in the United States of America.