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www.GOALias.blogspot.comStep II: The sheared skin with hair isthoroughly washed in tanks to removegrease, dust and dirt. This is calledscouring. Nowadays scouring is doneby machines [Fig. 3.8 (b) and (c)].Step III: After scouring, sorting is done.The hairy skin is sent to a factory wherehair of different textures are separatedor sorted.Step IV: The small fluffy fibres, calledburrs, are picked out from the hair.These are the same burrs whichsometimes appear on your sweaters. Thefibres are scoured again and dried. Thisis the wool ready to be drawn into fibres.Step V: The fibres can be dyed in variouscolours, as the natural fleece of sheepand goats is black, brown or white.Step VI: The fibres are straightened,combed and rolled into yarn[Fig. 3.8 (d)]. The longer fibres aremade into wool for sweaters and theshorter fibres are spun and woveninto woollen cloth.Fig. 3.8 (a) Shearing a sheepFig. 3.8 (b) Scouring in tanksFig. 3.8 (c) Scouring by machinesFig. 3.8 (d) Rolling into yarnFIBRETO FABRIC2727