combustion deposit

combustion deposit

[kəm′bəs·chən də′päz·ət]
(engineering)
A layer of ash on the heat-exchange surfaces of a combustion chamber, resulting from the burning of a fuel.
References in periodicals archive ?
The tenacity and strength of biomass combustion deposits tend to be higher than for deposits from coal combustion, with smooth deposit surfaces and low porosity.
Two characteristics of the combustion deposits indicate that humans set the fires.