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Heavy-Duty Truck Back to Training Center Biodiesel Handling and Use Guidelines This document is a guide for those who blend, distribute, and use biodiesel and biodiesel blends. It is intended to help fleets and individual users, blenders, distributors, and those involved in related activities understand procedures for handling ... Compositions, Functions, and Testing of Friction Brake Materials and Their Additives This 33-page report was prepared as an information resource for the development of advanced brake materials for heavy vehicles. This research is sponsored by the U.S. Department of Energy,Office of Transportation Technologies. It is part of an initia... More Training... Alternative Fuels Bodywork Brake & Front End Brake Systems Chassis Collision Customer Service Dealership Electrical Employment Engine Service Fuel Systems Heavy-Duty Truck HVAC Hybrid vehicles Ignition Safety Shop Supplies Tires Tools & Equipment Undercar Underhood