Which may ignite fuel vapors （).A.Static electricityB.An open and running motorC.Loose wir

The lowest temperature at which a liquid gives off enough vapor to ignite in the presence of an ignition source is called its _____.

Which of the following problems may occur when using fuel oil with a high sulphur content？

During working, when the piston is near the _____, the air ignites the fine spray of fuel.

_____ is the temperature at which a liquid fuel gives off sufficient vapor to form. an ign

The lowest temperature at which the vapor formed from a liquid ignites and continues to bu

Which of the following problems may occur if the opening pressure of a fuel injection nozz