Why is it necessary to remove sulphur from petroleum products ?

Options

A. To reduce the emission of sulphur dioxide in exhaust fumes
B. To increase efficiency of automobiles engines
C. To use sulphur removed from petroleum for commercial purposes
D. To increase the life span of engine silencers

Answer

A

Explanation

To reduce the emission of sulphur dioxide in exhaust fumes is necessary to remove sulphur from petroleum products.