In each case, only the detonator caps fired and the bombs themselves did not go off.

Setting off an explosive requires a tiny detonator cap, a timer and a power source, usually batteries.

He enjoyed catching frags one-handed and the hardest way possible just as he enjoyed crimping detonator caps with his teeth.

Stamped into the metal of the base around the detonator cap were the words Mauser Fabriken.

He inserted detonator caps and attached firing wire to them.

Down prone, squinting: capsules in the water, black squares that looked like detonator caps.

"In 1987 we found some detonator caps while we were doing renovations," said Flora Mancuso Edwards, president of the college.

Meanwhile, on the roof, Murch had started tossing detonator caps at the street.

Faintly from outside they could hear detonator caps going off.

Fulminates are a class of explosives used in detonator caps.