Air-Lock

What is recommended to put in an air-lock other than filtered water? Crushed Campden tablet? or something else?

Reply to
Tycarnell
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General-purpose sanitizing solution made up from 2 ounces potassium metabisulfite dissolved in 1 gallon of water.

Reply to
Doug Miller

or vodka or even better glycerin, it doesn't evaporate

Reply to
Steve Peek

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