abbreviation of cornellius keg. A stainless steel tank, with gas in and liquid out posts that mate with quick disconnects for simple attachment and removal of hoses. 5 gallon capacity is the most common size used by homebrewers. Corny-kegs were most recognized in the soda industry for many years.
A while ago I purchased a 4-line kegerator, I have one CO2 tank that carbonates 4 kegs of beer at around 11 psi. When I bring a new uncarbonated keg online, I just add it to an empty gas line and let ...