ammonium nitrate

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Thân thiện

A farmer spreads ammonium nitrate on his field.

Definition

Noun: * A white, crystalline, highly soluble chemical compound with the formula NH₄NO₃. It is a powerful oxidizing agent. Its primary uses are as a high-nitrogen fertilizer in agriculture and as a key component in certain types of explosives and solid rocket propellants.

Usage and Examples

As a fertilizer:
- Farmers apply ammonium nitrate to fields to provide essential nitrogen for crop growth.
- The high nitrogen content makes ammonium nitrate a very effective fertilizer.
As an explosive component:
- Ammonium nitrate is often mixed with fuel oil to create a powerful explosive used in mining and construction.
- Due to its explosive potential, the storage and sale of ammonium nitrate are heavily regulated.
As a rocket propellant:
- Some amateur rockets use a composite propellant containing ammonium nitrate as the oxidizer.

Advanced Usage and Technical Context

Chemical Properties: is an oxidizer, meaning it readily releases oxygen to support combustion. This property is central to its use in explosives and propellants, where it reacts with a fuel source.
Safety and Regulation: Because it can detonate under conditions of severe contamination, confinement, and high heat, is classified as an oxidizing agent and is subject to strict safety and security protocols, especially following several major industrial accidents.

Variants and Related Words

ANFO: Acronym for "Ammonium Nitrate/Fuel Oil," a common industrial explosive mixture.
Calcium ammonium nitrate (CAN): A related fertilizer product where ammonium nitrate is mixed with calcium carbonate to improve its handling properties and reduce explosion risk.

Synonyms and Related Terms

Fertilizer (in agricultural context): A substance added to soil to increase its fertility.
Oxidizer / Oxidizing agent (in chemical/explosive context): A substance that provides oxygen to support the combustion of a fuel.
Propellant (in rocketry context): A chemical mixture burned to produce thrust.

Important Notes (Not Idioms or Phrasal Verbs)

Hazard Warning: is not a term used in idiomatic expressions. It is a technical term for a specific chemical compound with significant hazardous potential. Its mention is almost always in formal, technical, regulatory, or safety contexts related to agriculture, mining, or security.

A farmer spreads ammonium nitrate on his field.

Noun

used as an explosive and fertilizer and rocket propellant