Proposed 5th edition of Worldwide Fuel Charter introduces new Category 5 for fuel efficiency and emission control
Green Car Congress
JANUARY 9, 2013
The proposed WWFC5 provides automaker and engine manufacturer proposed recommendations for the quality of market gasoline and diesel fuel. For gasoline, Category 5 raises the minimum gasoline research octane number (RON) to 95. The Charter now also references the E100 and B100 Guidelines published by the WWFC Committee in 2009.
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