black stone to sand making machine-mining equiments supplier

Nov 26, 2020 Before the washing machine By hand. Washing linen by hand is one of the most laborious household chores that exists. Washerwomen used to wash linen with soap by the edge of a stream or river, or else in a fountain or a wash-house. They rubbed the cloth on stones or wooden planks, adding sand if necessary, so as to remove stains and encrusted dirt.

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