soap :early history:

:early history: (from wikipedia)

the earliest recorded evidence of the production of soap-like materials dates back to around 2800 bc in anctien babylon. a formula for soap consisting of water, alkali and cassia oil was written on a babylonian clay tablet around 2200 bc.

the ebers payrus (egypt, 1550 bc) indicated that ancient egyptians bathed regularly and combined animal and vegetable oils with alkaline salts to create a soap-like substance. egyptian documents mention that a soap-like substance was used in the preparation of wool for weaving.