Sentence Examples


  • For the commoner grades of dark-coloured bottles the glass mixture is cheapened by substituting common salt for part of the sulphate of soda, and by the addition of felspar, granite, granulite, furnace slag and other substances fusible at a high temperature.
  • The material for filling may be the waste from earlier workings stored in the spoil banks at the surface; where there are blast furnaces in the neighbourhood, granulated slag mixed with earth affords excellent packing.
  • These foliaceous heaps lie along the bank like the slag of a furnace, showing that Nature is "in full blast" within.
  • The second period, by converting the metal into the fusible cast iron and melting this, for the first time removed the gangue of the ore; the third period by giving a temperature high enough to melt the most infusible forms of iron, liberated the slag formed in deriving them from cast iron.
  • Thomas, who showed that, in the presence of a slag rich in lime, the whole of the phosphorus could be removed readily.
 

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