Daab goynta fiber-ka-yar

Goynta fiilooyinka synthetic ee adag waxay u baahan tahay adkeysi heer sare ah iyo iska caabin nabar. Garabkayada carbide ee sida gaarka ah loo habeeyey waxay u adkeystaan ​​awoodaha saamaynta sare leh si ay u ilaaliyaan gees fiiqan iyada oo loo marayo malaayiin goyn.