Surfactant o se ituaiga o mea fa'afefiloi. E mafai ona fa'aititia ai le va'aiga o vai e lua, i le va o le kesi ma le vai, po'o le va o le vai ma le malo. O le mea lea, o lona uiga e faʻaaogaina ai e pei o vailaʻau faʻamama, mea faʻasusu, emulsifiers, mea faʻafefe, ma faʻasalalau.

Surfactants e masani lava o molelaula amphiphilic organic ma vaega hydrophilic ma hydrophobic, e masani lava amphiphilic organic compounds, e aofia ai vaega hydrophobic (“siʻusiʻu”) ma vaega hydrophilic (“ulu”). O le mea lea, e mafai ona solu i solu organic ma vai.

Fa'avasegaga ole Surfactant
(1) Anionic surfactant
(2) Fa'asa'o fa'asao
(3) Zwitterionic surfactant
(4) Surfactant nononionic