# original source: https://github.com/dariusk/corpora/blob/master/data/materials/fibers.json batting boron fiber carding cellulose fiber codilla desizing fibril forbon leatheroid lenzing, grimsby lint mercerised cotton microfibril nanofiber natural fiber noil rolag roving sea silk setralit stainless steel fiber teased wool twine vulcanized fibre watap wood wool yarn zari