Sentence Examples


  • GUNCOTTON, an explosive substance produced by the action of strong nitric acid on cellulose at the ordinary temperature; chemically it is a nitrate of cellulose, or a mixture of nitrates, according to some authorities.
  • His name is chiefly known in connexion with ozone, which he began to investigate in 1839, and with guncotton, which he prepared and applied as a propellant in fire-arms early in 1846.
  • The first step in the history of guncotton was made by T.
  • The more nearly the composition of guncotton approaches that represented by C6H702(N03)3, the more stable is it as regards storing at ordinary temperatures, and the higher the igniting temperature.
  • Carefully prepared guncotton after washing with alcohol-ether until nothing more dissolves may require to be heated to 180-185° C. before inflaming.