What is saponification in soap making? - A Plus Topper
Jun 01, 2017·The history of soap manufacturing. ... The vegetable oils often used are palm oil, olive oil and coconut oil. ... Procedure: 10 cm 3 of palm oil is poured into a beaker. 50 cm 3 of 5 mol dm-3 sodium hydroxide solution is added to the palm oil. The mixture is heated until it boils.