Identifying Fibers Microscopically

    This is a required question
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    polyester
    asbestos
    hemp
    jute
    silk
    rayon
    alpaca
    cotton
    Please enter one response per row