Proof is the standard measure used to determine how much alcohol is contained in an alcoholic beverage

Answer : It is true.

Explanation : Proof is a device which is usually used for measuring the amount of alcohol present in alcoholic beverages. It involves a method of measuring the alcohol content of spirits where we can calculate the proof of a spirits product by multiplying the percent of alcohol by volume by the factor 2.

Example : If a spirit product that has a 40% alcohol content by volume in the beverage is 80 proof.

40 multiplied by 2 = 80.

True, Proof is a measure of how much ethanol is present in Alcoholic beverages