Which non-metal is used to make fireproof materials?
Asbestos was seen as a reasonably priced preservative that could be used to make a variety of reasonably priced, fire-resistant products, including materials such as roofing shingles, wallboard and concrete. It was natural fibre into textiles to make fireproof fabric and cloths, plus fireproof insulations and coatings.
Asbestos workings well as a fireproof material because of its chemical properties. It is non-flammable and has a melting point of around 1600 degrees Fahrenheit. It consists of lightweight fibbers’ that is stronger than cotton, rayon or nylon. Those fibbers are also flexible enough to be woven with other fibres, mixed and sprayed with cement or packed with other materials.
Thus, the correct option is C.