June 1, 2011: UPS is constantly trying to counter increasing fuel prices. This is likely true with every company in transportation, but UPS recently announced and demo’d its mostly plastic delivery truck that’s 40% more fuel efficient than the current. By ditching the sheet metal for plastic, these trucks are said to be 1,000 lbs lighter. This allows for a smaller diesel engine, which lends greatly to the lower fuel consumption.

Click here to read more at Crunch Gear.