Young's Demonstrative Translation of Scientific Secrets by Daniel Young
page 74 of 236 (31%)
page 74 of 236 (31%)
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it. If you do get it on the skin, cyanide (cyanuret is the same) of
potassium, 1 drachm, to 2 ozs. of water, will take it off. This last is poison, however, and should not touch sore places, nor be left where children may get at it. 198. TALLOW CANDLES IN IMITATION OF WAX Purify melted mutton tallow by throwing in powdered quicklime, then add 2 parts of wax to 1 of tallow. A most beautiful article of candle, resembling wax, will be produced by the mixture. Dip the wicks in lime-water and saltpetre on making. 199. TO STAIN MUSICAL INSTRUMENTS A CRIMSON STAIN Take of ground Brazil, 1 lb.; water, 3 quarts; cochineal, 1/2 oz.; boil the Brazil in the water for an hour; then strain, and add the cochineal; then boil it gently for half-an-hour, when it will be fit for use. If you wish a scarlet tint, boil an ounce of saffron in a quart of water, and pass over the work before you stain it. The article must be very clean, and of firwood, or the best sycamore. When varnished over this stain it is most elegant. 200. A PURPLE STAIN FOR VIOLINS, &c. Take of chipped logwood, 1 lb.; of water, 3 quarts; of pearl-ash, 4 ozs.; of indigo, pounded, 2 ozs.; put the logwood in the water, boil well for an hour, then add the pearl-ash and indigo, and when |
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