Low molecules weight mercaptans are often added to natural gas to

Options

A. provide a stench which is helpful in the detection of gas leaks
B. prevent corrosion of the pipelines
C. produce a pleasant deodorant during burning
D. slightly retard the burning

Answer

A

Explanation

Low molecular weight mercaptans have a very unpleasant odor even in low concentration. They are added to give an odor to the odorless natural gas. This is quite helpful in detecting leaks and thus avoiding explosions.