That's how the server room at my school worked. They said to get out of there if the alarm went off because the room would fill with some inert gas and you'd suffocate.
replyI believe it's Halon, just like what's deployed for in-flight jet engine fires
replyIt was a primary weapon for the BofH.
replyThey have masks in the room. They should, at least.
replyThey stopped using it many places because the risk to people was greater than the equipment.
replyThe gas is used first, then water as a fallback. I'm not sure if sprinklers are required by code in all data centers, but they would be in an office building setup like Jane Street's.
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