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Old July 17, 2011, 02:51 PM   #17
zippy13
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Join Date: August 23, 2008
Location: SoCal
Posts: 6,405
Check the back of free Powder Guides, as most have NFPA guide lines.
This is true; however, these guidelines are typically grossly out of date. They are based on the standards from 25-years ago. There are differences between NFPA-1985 and NPFA-2010.
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