Foam or Head can be caused by improper beer temperature, gas pressure (usually co2), agitated keg, un-clean Plumbing or improper serving technique. Good luck isolating and fixing!
This is a liquid who incorporated the gas, as the beer foam for example.
no the beer foam does not get u drunk
Drink the foam
No! If you do, your floor will be covered with foam.
If it's sparkling cider and you shake it up yeah.
Foam soap is a liquid.
"beer foam" or "head" is hydrophobic proteins in beer that make tiny bubbles when beer is poured. Breweries put lots of effort into making sure there beer has an appropriate amount of head for the style.
Root beer
It is foam and is often called the 'head' of the beer. The pattern it leaves on the glass as it is drunk is called lacing.
Foam at the top of a glass of beer is liquid combined with gas. Liquid foam with gas is also called froth. A foam sponge would be an example of a solid with air ( a gas ) pockets throughout. Similarly, volcanic rock which is lightweight, has plenty of gas bubbles throughout. Also there are more technologically advanced solid foams used in industry which are made of metals like aluminum, steel or even non metals like solid carbon. Therefore, foam can either a solid or a liquid.
barm
The white foam is a mixture of a liquid and gasses.