This document discusses different types of explosives used in blasting operations, including black powder, dynamite, ammonium dynamite, and gelatin dynamite. It describes the properties of explosives like detonation and deflagration, as well as definitions for terms like blasting agent and oxygen balance. The document also covers blasting techniques for both surface and underground mining operations, such as single or multiple bench blasting and the use of vertical, horizontal, simultaneous or delayed holes.

1. Explosives

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Explosive definition
Blasting agent
Detonation
Deflagration
Oxygen balance

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Black powder
Gun cotton
Blasting gelatin
Dynamite
Low freezing dynamite
Ammonia dynamite
Gelatin dynamite
Ammonia gelatin dynamite

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Permissible explosives
Safety fuse
Nonel
Detonating cord
detonator

5. Blasting
• Things to remember while blasting(from
notes)

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Surface blasting
Single bench
Multiple bench
Vertical holes
Horizontal holes(from colour manual)
Simultaneous
Delay

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Underground blasting
Cut holes
Relievers
Enlargers
Trim holes
Floor holes