"Details the essentials of hydrogen energy such as its occurrence, physico-chemical properties, production, transmission, delivery, storage, utilization. The combustion characteristics and environment pollution features are elaborately discussed. Technology of hydrogen utilization in land transport sector such as automobiles (cars, buses, three wheelers, etc.) as well as other modes of transport (marine and air) are included. Internal combustion engines and Fuel cells are exhaustively discussed. Elaborates guidelines to design prototype systems, their safety, long term endurance, tribological aspects is also included."-- Provided by publisher.