An explosive (or explosive material) is a reactive substance that contains a great amount of potential energy that can produce an explosion if released suddenly, usually accompanied by the production …

Explosive, any substance or device that can be made to produce a volume of rapidly expanding gas in an extremely brief period. There are three fundamental types: mechanical, nuclear, and chemical.

5 days ago · ATF investigates and prevents crimes that involve the unlawful manufacture, sale, possession and use of explosives. If you need assistance regarding explosives enforcement-related …

An explosive is a substance that can be made to explode by being hit or lit on fire. You might use an explosive to create a tunnel through a mountain — but you probably shouldn't use one to clear …

5 days ago · A live explosive device was found in a suspicious package near a Homeland Security office in Brooklyn Heights, Ohio, prompting evacuations Monday.

Jan 14, 2026 · An explosive is a reactive substance containing a significant amount of potential energy that undergoes an extremely rapid chemical transformation. This near-instantaneous change results …

The OSHA Laboratory Standard defines an explosive as a chemical that causes a sudden, almost instantaneous release of pressure, gas, and heat when subjected to sudden shock, pressure, or high …

EXPLOSIVE definition: 1. exploding or able to explode easily: 2. very loud and sudden, like an explosion: 3. An…. Learn more.

If you describe someone as explosive, you mean that they tend to express sudden violent anger. He's inherited his father's explosive temper.

An explosive is a substance or device that can cause a sudden release of energy, often in the form of a violent burst, due to a rapid chemical or nuclear reaction.