water spray system(NFPA 15 Standard for Water Spray Fixed Systems for Fire Protection (2022 Edition): An automatic or manually actuated fixed pipe system connected to a water supply and equipped with water spray nozzles designed to provide a specific water discharge and distribution over the protected surfaces and areanfpa.orgcoopernord)
gas fire suppression system(Gaseous fire suppression is a term to describe the use of inert gases and chemical agents to extinguish a fire. Also called Clean Agent Fire Suppression. ⇒ wikipedia.org'More)
