surfactant

IPA/sɜːˈfæktənt/
KK[sɚfˈæktənt]IPA/sɜːrˈfæktənt/

surfactant — noun

  • surfactantsingular
  • surfactantsplural

1. A chemical substance that lowers the natural pull on the surface of a liquid, so

1.名詞B2
釋義

A chemical substance that lowers the natural pull on the surface of a liquid, so the liquid can spread, wet surfaces, or form bubbles more easily.

例句

Harper added surfactant to the dishwater to cut through the cooking grease.

collocation: added a few drops of surfactant

The laundry detergent contains a natural surfactant that removes dirt from clothes without harsh chemicals.

surfactant as cleaning ingredient in everyday product

同義詞
  • surface-active agent

    The full scientific name that 'surfactant' is shortened from; equally technical.

  • detergent

    A common type of surfactant used in cleaning, but not all surfactants are detergents.

  • wetting agent

    A surfactant specifically used to help a liquid spread over a solid surface.

用法筆記

Often appears in combination with types such as 'anionic surfactant', 'non-ionic surfactant', or 'biodegradable surfactant' in product labels and scientific writing.

常見錯誤

The surfactant dissolved the oil completely.' (overstates the action).
The surfactant reduced the surface tension so the oil could be washed away.
💡Surfactants lower surface tension; they do not dissolve substances on their own.