An ounce is 1 ounce, what else could it be.
An ounce is equivalent to 2 tablespoons. A tablespoon is 0.5 ounces.
1 cup = 8 ounces 1 ounce = 0.12 cup
1 ounce is 0.9115 troy ounces.
About six ounces.
There is 1.09714286 ounces in a Troy Ounce
The closest match for jig, for something that holds fluid ounces, is a jigger. Most jiggers have two sides, with one side holding 1 ounce and the other holding 2 ounces.
1/2 cup 1 cup = 8 ounces 1 ounce = 0.12 cup
1
One avdp ounce equates to 0.911458 troy ounces.
That is 0.159 ounce
1.5 cc = 0.05279261959178 ounce (UK) = 0.05072103115856 ounce (US)
One regular ounce is 0.91146 troy ounces.