Sentence Examples

  • Its chief uses are in glass-making to promote fluidity, in metallurgy to oxidize impurities, as a constituent of gunpowder and in pyrotechny; it is also used in the manufacture of nitric acid.
  • When heated it fuses in its own water of crystallization and becomes anhydrous at 110° C. It is used in pyrotechny for the manufacture of red-fire.
  • It is decomposed by heat, and is largely used in pyrotechny for the preparation of green fire.
  • It is used for producing red fire in pyrotechny and for refining sugar.