Foam is a two-phase material system of gas cells enclosed by liquid or solid material, made by the dispersion of gas in non-gaseous material. Foam "may contain more or less liquid [or solid] according to circumstances", although in the case of gas-liquid foams, the gas occupies most of the volume.
Foam is a two-phase material system of gas cells enclosed by liquid or solid material, made by the dispersion of gas in non-gaseous material. Foam "may contain more or less liquid [or solid] according to circumstances", although in the case of gas-liquid foams, the gas occupies most of the volume.
Source: Wikipedia "Foam" · CC BY-SA 4.0
Share this article: X · Bluesky