Why is beer frothy?

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2006-11-06 23:53:30 · 3 answers · asked by Link 4 in Food & Drink ➔ Beer, Wine & Spirits

3 answers

Froth is a form of colloid. When a gas is dispersed in a liquid, the resultant colloid is froth. In beer, as Sandy B has explained, CO2 gas released by the fermenting yeast bubbles out.

2006-11-07 02:43:28 · answer #1 · answered by Hobby 5 · 0⤊ 1⤋

The yeast in beer creates carbon dioxide= the bubbles

2006-11-07 07:57:54 · answer #2 · answered by Thankyou4givengmeaheadache 5 · 1⤊ 0⤋

The bartender spit a loogie in yours. Sorry.

2006-11-07 15:23:58 · answer #3 · answered by Chloe 6 · 0⤊ 0⤋