Silk Wool Cotton Linen Hemp Spandex -dissolves in bleach -dissolves in water -wrinkles easily - mini bamboo -shiny veg -withstand water Rayon Acetate No wrinkles glassy Nylon look for grooves -no h20 Cotton Wool Linen Nylon Silk Rayon Acrylic Polyester Asbestos Shiny-tough petroleum-rod shaped strong flexible do not attract electricity