Fermentation lock - definition of fermentation lock by The Free Dictionary
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(Brewing) a valve placed on the top of bottles of fermenting wine to allow bubbles to escape
n → Gärventil nt
References in periodicals archive
The result of a hard day or two at the press: a decent amount of brown apple juice sitting in an array of barrels and demijohns, their fermentation locks
bubbling away nicely.
, bottles, frozen mugs or tall pilsener glasses--pretty much the ones you like best.