The most common example of this phenomenon is detergents, which clear inadequately soluble lipophilic product (including oils and waxes) that can't be taken off by water alone. Detergents thoroughly clean also by reducing the surface area pressure of drinking water, rendering it much easier to eliminate product from the floor. https://mit-mycell42975.wikistatement.com/4193741/the_smart_trick_of_mycell_that_nobody_is_discussing