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Spinning is a twisting technique to form yarn from fibers.The fiber intended is drawn out, twisted, and wound onto a bobbin.A few popular fibers that are spun into yarn other than cotton, which is the most popular, are viscose (the most common form of rayon), animal fibers such as wool, and synthetic polyester. [1]
Most spinning today is done using break, or open-end spinning. This is a technique where the fibres are blown by air into a rotating drum, where they attach themselves to the tail of formed yarn that is continually being drawn out of the chamber. Other methods of break spinning use needles and electrostatic forces. [15]
Cloth is finished by what are described as wet process to become fabric. The fabric may be dyed, printed or decorated by embroidering with coloured yarns. The three main types of fibres are natural vegetable fibres, animal protein fibres and artificial fibres. Natural vegetable fibres include cotton, linen, jute and hemp.
Vegetable flannel is a type of flannel using fibres from the Scots pine, or Pinus sylvestris, rather than traditional woollen fibres. [1] It is described as having a hemp like appearance, but with a tighter, softer texture. [2] In addition to this, the term can also describe coarse linen used for underclothing. [3]
In preparing wool fibre for spinning, carding is the step that comes after teasing. [2] The word is derived from the Latin Carduus meaning thistle or teasel, [3] as dried vegetable teasels were first used to comb the raw wool before technological advances led to the use of machines.
Imberline is a woven fabric with various colored stripes in the warp, often separated by gold thread. The fabric is often used in upholstery and drapery manufacture. intarsia Intarsia is a knitting technique used to create patterns with multiple colours. interfacing A type of material used on the unseen or "wrong" side of fabrics in sewing.
5. Berries. Berries, with their natural acidity, can also cause aluminum foil to leach into food. They can also fall apart and turn into a sad, mushy mess when cooked in foil at high temperatures.
Cotton being a vegetable fiber will be bleached using an oxidizing agent, such as dilute sodium hypochlorite or dilute hydrogen peroxide. If the fabric is to be dyed a deep shade, then lower levels of bleaching are acceptable. However, for white bedsheets and medical applications, the highest levels of whiteness and absorbency are essential.