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Guard against fire and explosion hazards in wastewater treatment facilities. Comply with today's NFPA 820.

NFPA 820 provides requirements for protection against fire and explosion hazards in wastewater treatment facilities and associated collection systems, including the hazard classification of specific areas and processes.

The 2008 edition adds information on the protection of membrane biological reactors. Definitions throughout were updated for clarity and consistency with other NFPA® documents.