Question

Which is the colorless, odorless and toxic gas which produced when organic materials incompletely burn?

(a) Sulphur oxide

(b) Carbon monoxide

(c) Oxygen

(d) Particulates

This question was posed to me during an interview.

I want to ask this question from History, Types and Sources of Air pollution’s topic in section Environmental Pollution of Energy Management

Answer 1

Correct choice is (b) Carbon monoxide

To explain: Vehicular exhausts are the largest single source of carbon monoxide. It is a colorless, odorless and toxic gas produced when organic materials like natural gas or wood are incompletely burnt.