Sentences with phrase «much unburned»

Not exact matches

The catalyst sees much more unburned fuel than it can handle.

Retarding the spark or cutting the throttle dumps unburned hydrocarbons into the exhaust; too much of it will overheat the catalytic converter, a filter attached to the exhaust system that reduces air pollution.

Many of these small internal combustion engines used for yardwork can release as much as 30 % of the fuel / oil mixture as unburned pollutants into the atmosphere due to incomplete combustion, which not only wastes fuel and money, but also contributes to air pollution.