Other innovations include recirculation of exhaust gas and special blended fuels. In 1994, Navistar s cooling system, including chillers and some of the air handling systems needed to be replaced. Reuse and Recycling Navistar expanded a program to use returnable containers. Parts which had been delivered in disposable cardboard and wood packaging are now delivered in reusable metal or plastic containers. For parts required in high volumes, Navistar works with vendors to design containers which maximize shipping and storage space while giving rapid access to parts.
Customers often request a specific antifreeze for their trucks.
Navistar now changes these fluids before shipment, saving approximately 2000 gallons of antifreeze for reuse at the assembly plant. Approximately 2400 pounds of aluminum cans were recycled with the proceeds benefiting area Shriner Burn Centers. In 1993, HAPs emissions totaled 119,222 pounds or 1.62 pounds per unit produced. Changes in clearcoat eliminated HAPs from this process. In 1993, VOC emissions totaled 194 tons or 5.28 pounds per unit.