Important: Safety Warning
This page describes trade processes that use dangerously toxic materials such as cyanide solutions, mercury amalgams, or strong acids. These processes require training, equipment, and precautions far beyond what the text describes.
In addition, this page directs the use of hazardous substances — such as benzine, gasoline, lye, or strong acids — for household tasks. These materials are highly flammable, corrosive, or poisonous, and the practices described have caused fires, burns, and poisonings.
This information has been left in for historical purposes but should not be acted upon.
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To Stop Leaky Skylights
Leaky skylights may be stopped and cured with Dutch rushes, bedded in, caulked, and covered with good white lead. On wet making its appearance it quickly attacks the rush, which swells up so tight and firm that all 6236. To Thicken and Strengthen can be repeated if some of the clinkers still Muslin. Dip the muslin in dilute sulphuric adhere. Salt sprinkled on clinker adhering acid. According to Professor Calvert, of to fire brick will also loosen it .
Manchester, England, this very much in- 6242. Το Preserve Carpets. creases its thickness and strength. The cotton thus prepared is technically known as "blanket." 6237. To Develop the Inscription on Worn Coins. By heating these gradually, the inscription will, in almost all cases, make its appearance.
It is very advisable in laying down carpets at first, to cover the floor beneath them with large sheets of paper, so as to prevent the dust from rising between the boards. A carpet lasts longer by adopting this precaution. 6243. To Prevent Injury to Kid Gloves from Excessive Perspiration.
Persons who wear kid gloves in hot weather, 6238. To Preserve Copper Coins and Medals from the Action of the and who perspire freely, will find that injury Air. Immerse them for a moment in melted to the gloves will be prevented by applying paraffine, and then wipe off the excess of ordinary corn starch to their hands (dry) paraffine with a clean dry cloth.