noun, noun or participle which takes 'suru', intransitive verb, noun which may take the genitive case particle 'no'
foaming; foam formation
Refers to the process of forming foam or bubbles, often in technical, industrial, or scientific contexts. Can be used as a noun, a suru-verb, or an adjective with の.
この洗剤は発泡が少ない。
This detergent produces little foam.
ビールを注ぐと発泡する。
When you pour beer, it foams.