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Waterproofing Canvas, Leather, and Concrete
- CANVAS: Mix 3 cups soybean oil (available from grocery or health food store) with 1-1/2 cups of turpentine. Paint on and let dry. Reapply after a year or two of hard use or outdoor exposure. Great for tents, awnings, and camping equipment.
- LEATHER (for outdoor use), Method 1: Heat together in double boiler 2-1/2 ounces of neat's-foot oil (be careful, oil is flammable. available from boot/shoe store), 3/4 ounce mineral oil (available from drugstore or chemical supply house), 1/2 ounce of tallow (warning - flammable. available from meat market). Stir gently until well mixed. Cool and bottle. Use cloth to rub into shoes and boots.
- LEATHER, Method 2: Mix 1 tbsp. silicone oil (available from foundry or foundry supply dealer) into one cup Stoddard solvent (hardware store, drugstore, or dry cleaning shop). Apply liberally.
- CONCRETE: Mix 1-1/4 pounds of ammonium stearate (drugstore or chemical supply house) into 4 gallons of hot water and apply 2 coats with a large paintbrush. This can be used for a concrete garden wall, foundation, or a floor which becomes wet repeatedly.
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