Question: what is the difference between a regular ounce and a troy ounce?
Answer: The troy ounce is a metric used in weighing precious metals. The troy ounce is the equivalent of 31.1034768 grams, whereas the ounce is the equivalent of 28.349 grams. A troy pound (12 troy ounces) is lighter than a standard pound (14.6 troy ounces).