Question

Which one of the following statements about pyrolysis, which is a process for solid waste treatment is incorrect?

(a) It converts the waste into solid, liquid and gas of which the resultant liquid and gas can be used to produce energy

(b) The process occurs at a temperature above 430°C at atmospheric pressure

(c) The process occurs under high pressure at temperature above 430°C

(d) It is a thermochemical decomposition of organic waste

Answer 1

(b) The process occurs at a temperature above 430°C at atmospheric pressure

The process occurs at a temperature above 430°C at atmospheric pressure statements about pyrolysis, which is a process for solid waste treatment is incorrect.