In the early stages of civilization, mankind had recognized the special dangers caused by the burning of textiles. Since then, salt (such as alum) has been used to reduce the flammability of textiles, which has made textiles flame-retardant. Even today, most textiles have flammable properties, and in our surrounding environment, existing fiber polymers have a large specific surface area, so as to maximize contact with atmospheric oxygen. Therefore, the above The danger is still with us. So flame retardant fabric came into being.
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