noun, noun which may take the genitive case particle 'no'
effervescence; fizziness; foamability
Describes the property of producing bubbles or foam, often used in technical or product contexts (e.g., beverages, cleaning agents).
この洗剤は発泡性が高いので、少量でよく泡立つ。
This detergent has high foamability, so a small amount lathers well.
発泡性の飲み物は炭酸ガスを含んでいる。
Effervescent drinks contain carbon dioxide gas.
炭酸 specifically means carbonic acid or carbonation, whereas 発泡性 is a broader term for any kind of bubbling or foaming property.
Compound of 発泡 (happō, 'foaming') + 性 (-sei, 'property'), literally 'foaming property'.