The metric system uses (milliliters or millitres) but anglosaxons often use fluid ounces (abbreviated oz). One US fluid is about 29.573 ml, and a typical can of soft drink contains 333ml.
ml ounces shot 29.5 1 jigger 44.5 1 1/2 dash 0.9 1/32 teaspoon 3.7 1/8 tablespoon 11.1 3/8 pony 29.5 1 splash 3.7 1/8 cup 257 8 measure / msr 26.5 0.9 wine glass 119 4 nip / miniature 59.2 2 pint (US) 472 16 pint (UK) 568 19.3 fifth 755.2 25.6 quart 944 32 Imperial quart 1137 38.4 gallon (US) 3789 128
Alcohol content of products is usually measured as a percentage of the liquid volume, Alcohol by Volume or ABV. In the USA this is turned into a measure called “proof” which is twice the percentage, so a vodka with 40% alcohol by volume is 80 proof.
For health purposes a standard measure of “units” is used to see how much alcohol a person drinks in a day or week Different countries have different standard measures for this and recommend different “safe” levels of drinking.
mL Australia 12.7 Italy 12.7 Canada 17.1 Japan 25.0 New Zealand 12.7 France 15.2 Portugal 17.7 Spain 12.7 UK 10.0 Ireland 12.7 USA 17.7
Blood Alcohol Content, or BAC, measures how many milligrams of alcohol per 100 ml of blood there are in a person’s bloodstream, giving an idea of how much their abilities will be affected by what they have drunk. Legal levels vary for driving after drinking.