Blasting cap - WikipediaA blasting cap is a small sensitive primary explosive device generally used to detonate a larger, . They are used in commercial mining, excavation, and demolition. .. Modern caps use different explosives and separate primary and secondary explosive charges, but are generally very similar to the Gardiner and Smith caps.modern mining caps,Personal Protective Equipment in MiningMar 13, 2011 . . countries miners must be provided with, and must wear, safety caps or . personnel locating devices are finding their way into modern mining.
modern mining caps