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What Does security and fire alarm systems Mean?

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Chemical suppression agents, including halocarbons or halon substitutes, interfere with the chemical chain reaction of fire, effectively extinguishing flames without leaving residue or detrimental https://patch.com/north-carolina/raleigh/classifieds/gigs-services/467764/safeguarding-lives-and-property-all-american-fire-protections-quarter-century-of-excellence

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