Oxygen depletion is one of the most misunderstood concepts in fire safety and gas-based fire suppression systems. Many people believe that gases like FM-200, Novec 1230, and Inergen “kill” oxygen, but that’s not the case.These systems are designed to reduce oxygen levels just enough to suppress the fire, without reaching levels that would harm people.Understanding misconceptionsMisconception #1: Oxygen Depletion Is the Same as Oxygen DisplacementWhile oxygen depleti