The first is saponification, which involves reacting various oils or fats with alkali in order to produce neat soap and glycerol in a mix that contains about 30 percent water.
Esimene on seebistumine, mis tähendab mitmesuguste õlide ja rasvade reageerimist leelisega, mille tagajärjel saadakse seebi ja glütserooli segu, mis sisaldab umbes 30 protsenti vett.