James McMullen

James McMullen, a former chief fire marshal for the state of California and president of The ­McMullen Company, a fire-safety consulting firm, Davis, California. TheMcMullenCompany.com

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Be Sure Your Fire Extinguisher Really Works. Many Don’t!

You probably own a fire extinguisher that may not work in the event of a fire. And even if it does, you might not use it the right way.