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  1. Redhouse Brewing

    ABV % Calculation

    Does anyone know how to calculate the following information: I added 150 ml of vodka tincture (orange peels soaked in vodka) to 6 gallons of beer in the fermenter. The vodka is 40% (80 proof). I just need to know how much this will increase the abv for the 6 gallons? I've read...