A soap dispenser is a device that, when manipulated or triggered appropriately, dispenses soap. Soap dispensers typically dispense liquid soap or foam soap. They can be automatic or manually operated
A soap mill in a public washroom.
A train-washroom built-in soap mill from below. When the black spokes are rotated with one finger, the spiral blades rotate against the soap bar visible behind them and flakes of soap fall out the bottom of the device into the other hand.
Shampoo is a hair care product, typically in the form of a viscous liquid, that is formulated to be used for cleaning hair. Less commonly, it is available in solid bar format. Shampoo is used by apply
Shampoo lather in hair
Bottles of shampoo and lotions manufactured in the early 20th century by the C.L. Hamilton Co. of Washington, D.C., United States
Swedish advertisement for toiletries, 1905/1906