Talk:Soap

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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)[reply]

Hand soap isn't usually acidic[change source]

It's basic. The average pH is around 9.5.