来自MSN2 天
Construction Site Safety: Dynamite Blasting & Mining Procedures
Danger" is a 1957 educational film that emphasizes the dangers of handling blasting caps, which are used to detonate dynamite ...
WATE 6 On Your Side3 天
Knoxville officers who responded to discovery of dynamite honored
Bomb squad technicians ultimately had to remove dynamite and blasting caps by hand. The Bureau of Alcohol, Tobacco, Firearms, and Explosives investigated the origin of the dynamite. Agents ...