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View Diary: Boston, MA vs West, TX (281 comments)

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  •  It's (4+ / 0-)
    Recommended by:
    NYFM, rjnerd, Oh Mary Oh, mrkvica

    actually NFPA 400 now-- the Hazardous Materials Code.  NFPA 490 (ammonium nitrate specfic) was withdrawn a while back.

    Irony is the ultimate cop-out way of turning something you didn't mean into something you did...the last refuge of the scoundrel.-- Julian Cope

    by Thunderthief on Sun Apr 21, 2013 at 05:26:22 PM PDT

    [ Parent ]

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