Directory
References
regular delay cap
explosives
Learn about this topic in these articles:
operations
- In explosive: Delay systems
…two types: (1) the so-called regular delay, which has been in use since the early 1900s, and (2) the short-interval, or millisecond, delay, which was introduced about 1943. Except for a delay element placed between the ignition and primer charges, they are the same as instantaneous electric caps.
Read More
