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Keep engines fueled for safe travel with this authority on CNG! Written by experts, the new and improved edition of NFPA 52 gives you the latest fire safety requirements for CNG engine fuel systems on all vehicle types--plus their respective compression, storage, and dispensing systems. Now the Code that equips you to avoid dangerous CNG hazards is easier to adopt, use, and enforce! You'll work with the latest facts on these topics and more... CNG for marine engines on all types of vessels Fast fueling indoors Venting CNG from containers Plus, the new Code's electrical area classification table has been revised to permit the use of zones or divisions in accordance with the 1999 NEC?. If you design, manufacture, install, operate, or inspect CNG fuel systems, you need the highly specialized knowledge found in this reliable source!