UPDATED: Wal-Mart Tests Diesel-Hybrid Trucks, Alternative Fuels
Wal-Mart Testing Diesel-Hybrid Commercial Fleet, Powered By Reclaimed Grease Fuel From Wal-Mart and Sam’s Club Stores.
Wal-Mart Stores, Inc announced plans to test two different hybrid Class-8 trucks and three different types of alternative fuels in an effort to double their fleet’s fuel-efficiency.


