lipid
a natural fiber
Natural. It is the fiber made by the silkworm to surround the cocoon of the silk worm larva.
It is a natural fiber made from maggots.
cotton is a natural fiber where as silk is not
Silk is the only natural fiber classified as a filament fiber. It is produced by silkworms and consists of long, continuous strands that can be woven into luxurious fabric.
Silk
Rayon is a semi-synthetic fiber made from natural cellulose materials, while silk is a natural protein fiber produced by silkworms. Rayon can be manufactured to resemble the smooth texture of silk, making it a popular and more affordable alternative to silk fabrics.
Silk is a natural protein fiber, not mixed with any extraneous materials, element.
natural. silk is made by silk wormsSilk is a natural fibre produced by silk worms -- moths, really -- that spin cocoons which, when unraveled upon the death of the worm, become silk strands.
wool,jute,cotton,silk.........
Natural, although you wouldn't want to touch it in its natural state. Silk is a cousin to spiderwebs; both are natural fibrous secretions from bugs. It takes a LOT of processing to convert bug spit into fine clothing; so, the fiber is natural but silk itself is 90% man-made. Of course, the same could be said about wool or cotton.
Silk, such as in clothing, is a solid.