17. What is Drink? ONE UNIT 8 gm alcohol ONE OUNCE (10Z) 30 gm ONE BOTTLE/CAN of BEER 12 ounces 5% alcohol ONE GLASS of table WINE 4 ounces 20% alcohol ONE SMALL GLASS of FORTIFIED WINE 2.5 ounces 20% alcohol ONE SHOT of DISTILLED SPIRIT (WHISKY, VODKA, RUM) 1 ounce 50% alcohol