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Box of Blanco blocks on display at the Imperial War Museum North. Blanco was a compound used primarily by soldiers throughout the Commonwealth from 1880 onwards to clean, colour (and thus camouflage), and waterproof their equipment as well as reduce its stiffness. [1]
Drop of water on 100% polyester textile. Waterproof/breathable fabrics resist liquid water passing through, but allow water vapour to pass through. Their ability to block out rain and snow while allowing vapour from sweat to evaporate leads to their use in rainwear, waterproof outdoor sports clothing, tents, and other applications.
Waterproofed cloth garments were in use from the 18th century. Many different methods of waterproofing were used over the years. Some early sou'westers and rain capes were handmade of sailcloth waterproofed with a thin layer of tar, while other methods involved [1] canvas duck coated with multiple applications of linseed oil and paint. [1]
Waterproofing conducted on the exterior of a freeway tunnel. Waterproofing is the process of making an object, person or structure waterproof or water-resistant so that it remains relatively unaffected by water or resisting the ingress of water under specified conditions.
Pitch is a viscoelastic polymer which can be natural or manufactured, derived from petroleum, coal tar, [1] or plants. Pitch produced from petroleum may be called bitumen or asphalt , while plant-derived pitch, a resin , is known as rosin in its solid form.
Leather was expensive—very expensive in large pieces and required regular maintenance if it got wet. Oilcloth was used as an outer waterproof layer for luggage, whether wooden trunks [3] or flexible satchels, and for carriages and weatherproof clothing. [1] The most familiar recent use was for brightly printed kitchen tablecloths.
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A historical use of the adhesive properties of sodium silicates is the production of paper cartridges for black powder revolvers produced by Colt's Manufacturing Company between 1851 and 1873, especially during the American Civil War. Sodium silicate was used to seal combustible nitrated paper together to form a conical paper cartridge to hold ...