general | April 11, 2026

What are the different types of explosives?

There are three fundamental types: mechanical, nuclear, and chemical. A mechanical explosive is one that depends on a physical reaction, such as overloading a container with compressed air.

What is a 1.3 grade explosive?

(3) Division 1.3 consists of explosives that have a fire hazard and either a minor blast hazard or a minor projection hazard or both, but not a mass explosion hazard.

What smell does ANFO have?

A telltale sign of an ANFO bomb, for instance, are its signature residues and the lingering smell of ammonia following a blast. This helps law enforcement authorities determine the cause of the blast, but, because the odor is emitted after the blast, it does little to prevent such an attack.

What’s high explosive?

High explosives consist of materials that typically combine the reacting elements in the same molecule. This allows them to react much faster, and they “detonate.” Detonation involves supersonic shock waves that pass through the material, causing chemistry that happens quite a bit faster than burning.

What is considered a Class 1 explosive?

Hazmat Class 1 are explosive materials which are any substance or article, including a device, which is designed to function by explosion or which, by chemical reaction within itself is able to function in a similar manner even if not designed to function by explosion.

What is a 1.1 A explosive?

A. 1.1A. Article containing a primary explosive substance and not containing two or more effective protective features. Some articles, such as detonators for blasting, detonator assemblies for blasting and primers, cap-type, are included, even though they do not contain primary explosives.

What explosive causes purple smoke?

It is then “tickled” with a feather at the end of a long stick, which causes it to explode. The purple smoke is caused by the molecular iodine in the vapor….

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What is an ANNM bomb?

A more sophisticated variant of ANFO (ammonium nitrate with nitromethane as the fuel, called ANNM) was used in the 1995 Oklahoma City bombing. Improvised bombs made with agricultural-grade AN are less sensitive and less efficient than the explosive-grade variety.

What materials are highly explosive?

Examples of primary high explosives are:

  • Acetone peroxide.
  • Alkali metal ozonides.
  • Ammonium permanganate.
  • Ammonium chlorate.
  • Azidotetrazolates.
  • Azoclathrates.
  • Benzoyl peroxide.
  • Benzvalene.