fermentation lock
Also called a fermentation trap, this low-pressure valve atop a fermenting vessel allows carbon dioxide gas to escape but inhibits air or bacteria from entering. See also FERMENTATION.
Related Links:
barrel fermentation,
whole berry fermentation,
carbon dioxide
© Copyright Barron's Educational Services, Inc.
1995 based on THE WINE LOVER'S COMPANION,
by Ron Herbst and Sharon Tyler Herbst.