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blasting powder

noun
1.
a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
Origin
1865-1870
1865-70
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for blasting powder
  • For example, the formula for blasting powder has traditionally differed from that for propellant use.
  • All the while the miners toiled thousands of feet below ground in tunnels dug with blasting powder, picks, and shovels.
  • blasting powder and picks were used to widen and/or fill various sections of the crevice.
  • Nitroglycerin was limited and blasting powder was used for large rock cuts.

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