| abstract |
An unleaded gasoline for a direct injection gasoline engine contains annoxygen-containing compound having 2-15 carbon atoms in an amount in termsnof oxygen atom of 0.1-15 mass % based on the total gasoline. The inventivenunleaded gasoline exhibits enhanced durability of an engine due to the capabilitynof reducing the amount of exhaust smoke and suppressing smoldering of anspark plug as well as the formation of deposit in a combustion chamber. |