Abstract and keywords
Abstract (English):
Analysis of application of extinguishing powders in modern constructions fire extinguishers and examined by the granulometric composition of some of them. For example powder «Foskon 430» shows the influence of the particle size distribution of the effectiveness of its injection in the absence of the impact of heat flow of fire flying particles of the powder.

Keywords:
dry chemical, granulometric composition, the fire extinguisher
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References

1. NPB 170-98. Poroshki ognetushaschie obschego naznacheniya. Obschie tehnicheskie trebovaniya. Metody ispytaniy. URL: http://base.garant.ru (data obrascheniya: 30.11.2013).

2. GOST 26952-86 Poroshki ognetushaschie. Obschie tehnicheskie trebovaniya i metody ispytaniy.

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