Incombustible Paper.
Dip a sheet of paper in strong alum-water, and when dry, repeat the process; it will be better still, if you dip and dry it a third time. After this, you may put it in the flame of a candle, and it will not burn.
Dip a sheet of paper in strong alum-water, and when dry, repeat the process; it will be better still, if you dip and dry it a third time. After this, you may put it in the flame of a candle, and it will not burn.