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To Purify Water in a Cistern
2 ounces of permanganate of potassa thrown in a cistern will render the foulest water sweet and pure. (See No. 1701.)
How to silver a mirror, brew ginger beer, kill moths, make fireworks, tan a hide, bronze iron, cure a ham and clean a straw hat: William B. Dick's numbered encyclopedia answered the questions a nineteenth-century household actually had.
Home › Preservatives › To Purify Water in a Cistern
2 ounces of permanganate of potassa thrown in a cistern will render the foulest water sweet and pure. (See No. 1701.)