(1) Cotton fibers are shorter and thinner than ramie fibers and other hemp fibers and wool fibers, and are often accompanied by various impurities and defects.
(2) The hemp fiber feels rough and hard.
(3) The wool fiber is curled and elastic.
(4) Silk is filament, long and slender, with special luster.
(5) Among chemical fibers, only viscose fibers have large differences in strength between dry and wet states.
(6) The spandex yarn has great elasticity, and its length can be stretched to more than five times at room temperature.
