액체에 용해되어 그 액체의 표면 장력을 감소시키는 물질로, 세제나 액체의 확산을 돕는 데 사용됨.
A substance that reduces the surface tension of a liquid in which it is dissolved, often used in detergents or to facilitate the spreading of liquids.
예문:
"Surfactants are essential components in laundry detergents to help water penetrate fabric fibers."
"In the lungs, natural surfactants prevent the alveoli from collapsing during exhalation."
"The addition of a surfactant to the pesticide spray improved its coverage on the plant leaves."