In the September/October 2004 issue of NFPA Journal, fire protection engineer, Jeff Harrington, discusses clean agent systems and revised rules for safe human exposure. On September 16, 1987, the United States and 23 other nations signed the Montreal Protocol, which was adopted into US law through the Clean Air Act of 1990. These new laws scheduled the phase out of production of ozone depleting substances that were causing destruction of stratospheric ozone…

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By Jeff Harrington, CEO and Founder of Harrington Group, Inc.