The blue scale is a standard comparative scale from 1 to 8 (1=very poor, 8=excellent) for assessing the light fastness of printed or dyed fabrics and textiles.
Flannel is a brushed, pliable fabric of twill, wool, worsted, cotton or rayon made in tightly woven twill or plain weave and finished with a light napping. Flannel originated in Wales and has a soft, napped surface that partially cancels the weave. Read more..
Indigo – the primary use for indigo is as a dye for cotton yarn, which is mainly for the production of denim cloth for blue jeans. On average, a pair of blue jean trousers requires 3 – 12 g of indigo. Small amounts are used for dyeing wool and silk. Read more..
Other fibres can be found on the composition label of fabrics containing recycled materials. Many of the fabrics produced in the Italian area of Prato are made using yarns spun from blends of reclaimed wool and, of course, other fibres,
The perennial stalk producing ramie plant has been cultivated in eastern Asia for fibre since prehistoric times. Growing 3-8 feet high, with heart-shaped leaves, the plant’s fibre was used in fabric in ancient Egypt and was known in Europe during the middle Ages. Read more..