The CO2 flows out of the fermentation vessels and falls towards the floor.

With only three fermentation vessels each producing a mere 63 gallons of beer, output was small.

The most commonly used wood source for fermentation vessel and barrel aging.

Flocculation is used to measure the rate at which yeast settles to the bottom of the fermentation vessel.

These currently are added to the fermentation vessel, but ultimately will be made in situ.

Soon after the must is placed in the fermentation vessel, a separation of solid and liquid phases occurs.

The officials said the plant under discussion was to include several fermentation vessels with a total capacity of about 13,200 gallons.

This forms what is known as a cap that is visible on top of the fermentation vessel.

Iraq used a variety of fermentation vessels to develop biological weapons before the war.

The only completely new building was the tun room - where eight huge fermentation vessels now stand.