guncotton

And suddenly Guncotton produced his will-o-the-wisp trick, which completed the illusion.

These are crumbling in places, and the Pioneers might destroy the bastion and breach the wall with a bag or two of guncotton.

The soldiers formed a square round the gun, charged it with guncotton, shouted 'Stand back!'

For this purpose electric fuzes (for powder) or electric detonators (for guncotton or other high explosive) are employed.