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Wood stain is a type of paint used to colour wood comprising colourants dissolved and/or suspended in a vehicle or solvent. Pigments and/or dyes are largely used as colourants in most stains. The initial application of any paint or varnish is absorbed into the substrate similarly to stains, but the binder from a stain resides mainly below the ...
Tung oil has been used for hundreds of years in China, where it was used as a preservative for wood ships. The oil penetrates the wood, and then hardens to form an impermeable hydrophobic layer up to 5 mm into the wood. As a preservative it is effective for exterior work above and below ground, but the thin layer makes it less useful in practice.
Danish oil being applied to a wooden plinth. Danish oil is a wood finishing oil, often made of tung oil or polymerized linseed oil. Because there is no defined formulation, its composition varies among manufacturers. Danish oil is a hard drying oil, meaning it can polymerize into a solid form when it reacts with oxygen in the atmosphere. It can ...
Motor oil, engine oil, or engine lubricant is any one of various substances used for the lubrication of internal combustion engines. They typically consist of base oils enhanced with various additives, particularly antiwear additives , detergents, dispersants , and, for multi-grade oils, viscosity index improvers .
Alkaline stain removers are mostly used in the removal of oil-based stains via the process of saponification. [6] Sodium hydroxide is also commonly used in drain cleaners. It allows grease and other oils to dissolve into aqueous solutions like water. Other alkalis such as potassium hydroxide (much stronger than sodium hydroxide) are also used ...
The bleaches used to remove unwanted fungal stains from wood include two-part peroxide bleach and solutions of sodium hypochlorite. [27] The former is particularly effective at removing the natural colour of wood before it is recoloured with pigmented stains or dyes. [27] Oxalic acid is particularly effective at removing iron stains from wood. [27]