Why you should avoid freezing your glasses, and of the ill effects of overpitching yeast in a starter.
Good foam is something that many brewers like on their brews for aesthetic and mouthfeel reasons. Foam looks appetizing on top of a pint of brew and also adds texture to the
Beer foam: It’s more than just a layer at the top of your glass, it’s a complex matrix of air and chemistry that is highly dependent upon the brewing process. Explore the science of the suds with John Palmer.
The professor you are working for is correct to state that some brewers use anti-foams and it is also true that these compounds are silicon-based. Dimethylpolysiloxane, in the form of a
A fluffy white head of foam is the perfect capper to a great beer. It enhances the appearance and flavor perception too. Make sure your beer looks as good as it tastes!