GB/T 41775-2022Forensic sciences—Terminology for explosive identification (English PDF)

3.1 Explosive substance

Substances that can explode under certain conditions and articles made from them.

Note: Including explosives, pyrotechnics, explosive devices and other types of explosives.

3.2 Gunpowder and explosive

A general term for gunpowder and explosives.

3.2.1 Gunpowder

Under the action of appropriate external energy, it can burn quickly and generate a large amount of gas and heat at the same time.

Note: According to the composition, it can be divided into black powder, pyrotechnic powder and propellant.

3.2.1.1 Black powder

A chemical that is physically mixed with potassium nitrate, sulfur and charcoal (carbon) in a certain proportion. [Source: GB/T 14659-2015, 2.1.12, with modifications]

3.2.1.2 Pyrotechnic powder

Under the action of certain energy or specific conditions, it can burn or explode, and produce pyrotechnic effects such as sound, light, electricity, heat, smoke, delay, kinetic energy, etc. Pharmacy.

Note: It is usually composed of oxidizing agent, flammable agent and a small amount of binder. It is used to fill special ammunition and equipment in the military, and it is used for the manufacture of fireworks, firecrackers and other civilians. product. [Source: GB/T 14659-2015, 2.1.11, with modifications]

3.2.1.3 Propellant

An agent that fires a projectile or object in a gun, cannon weapon, or device.

Note: According to the composition, it can be divided into five categories: single-base propellant, double-base propellant, three-base propellant, mixed nitrate propellant, and non-nitrocellulose-based propellant.