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.
Felt (fabric) is the name of a unique textile fabric made of a random fibrous material classified according to a type of manufacture.
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 pattern.
Hopsacking is a course, open, basket-weave fabric. The name comes from the plain-weave hemp and jute fibre for sacking in which hops gathered. Made from cotton, wool, linen, rayon, silk, hemp, or jute, it has a somewhat rough texture and is quite durable and often bulky.
Indigo is dying by hand. 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 for dyeing wool and silk.
Moisture regained is a measurement term used to describe the weight of moisture in a material expressed as a percentage of the oven-dry weight.
Other fibre is a term of the composition label of fabrics containing recycled materials. Many of the textiles produced in the Italian area of Prato are made using yarns spun from blends of recycled wool and, of course, other fibres.
Ramie fibre the perennial stalk producing plant has been cultivated in eastern Asia for fibre since prehistoric times. 3-8 feet high, with heart-shaped leaves, the plant’s texture was used in the fabric in ancient Egypt and was known in Europe during the Middle Ages.