Talk:Soap
History of Soap
[change source]I wonder how soaps are made. I guess they had a lot of infection and disease before soaps are invented. I wonder how people in a period people used it first time and what was it look like. WholegraincakeYT (talk) 22:51, 23 December 2018 (UTC)
Hand soap isn't usually acidic
[change source]It's basic. The average pH is around 9.5.