Question

Which of the following combustion takes place in closed container in presence of oxygen?

(a) Rotary kiln

(b) Fluidised bed

(c) Pyrolysis

(d) Gasification

This question was addressed to me in homework.

The doubt is from Thermal Processes in section Thermal Processes of Hazardous Waste Management

Answer 1

Correct choice is (c) Pyrolysis

To explain I would say: Gasification is a partial combustion process that takes place in a closed container in the presence of oxygen and end products include hydrogen and methane.