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Scouring is a preparatory treatment of certain textile materials. Scouring removes soluble and insoluble impurities found in textiles as natural, added and ...
A diagram showing how scour holes are formed. Bridge scour is the removal of sediment such as sand and gravel from around bridge abutments or piers. Hydrodynamic scour, caused by fast flowing water, can carve out scour holes, compromising the integrity of a structure.
Scouring (textiles), Scouring, cleaning wool of lanolin, vegetable matter, and other contaminants, prior to use Scours, a term for diarrhea , especially among cattle Topics referred to by the same term
Scotswomen walking (fulling) woollen cloth, singing a waulking song, 1772 (engraving made by Thomas Pennant on one of his tours). Fulling, also known as tucking or walking (Scots: waukin, hence often spelt waulking in Scottish English), is a step in woollen clothmaking which involves the cleansing of woven cloth (particularly wool) to eliminate oils, dirt, and other impurities, and to make it ...
Scouring is the first process carried out with or without chemicals, at room temperature or at suitable higher temperatures with the addition of suitable wetting agents, alkali and so on. Scouring removes the impurities such as waxes , pectins and makes the textile material hydrophilic or water absorbent.
Scouring is a chemical washing process carried out on cotton fabric to remove natural waxes and non-fibrous impurities (like the remains of seed fragments) from the fibres and any soiling or dirt that might remain. Scouring is usually carried out in iron vessels called kiers.
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Another scouring chemical is a detergent which is an emulsifying agent and removes dust and dirt particles from the fabric. Since damage can be caused to the cotton substrate by sodium hydroxide. Due to this, and in order to reduce the alkali content in the effluent, Bio-scouring is introduced in the scouring process in which biological agent ...