Show A soap fop metal work the etapa used for cleaning metal work usually consist of mixtures of vaseline oleic acid and fat mixed with 1 small quantity of rouge when freshly prepared they leave nothing to be do sired bat unfortunately anch mixtures soon turn rancid and become unfit for use A soap for metal work which is stated to be free from this objection is mada from batter in tho following way 27 kilo grammes of the batter are melted in an iron vessel together with a little water and to the mixture is added with constant stirring grammes of chalk grammes of alum grammes of cream of tartar and grammes of white lead this mixture is then poured into moulds and allowed to solidify the soap so obtained is mado into a paste with water and rubbed the metal to be cleaned and finally removed by a dry rag or chamois leather aurer |