Question

Natural gas in its purest from is

• A. colourless with rotten egg like smell.
• B. grey coloured with rotten egg like smell.
• C. colourless and odourless.
• D. grey coloured but odourless.

Answer 1

The correct option is C

colourless and odourless.

Natural gas in its purest form is colourless and odourless. During processing of natural gas, the adulterants called ethyl mercaptan are added to impart rotten egg like smell so that during any leakage it can be identified.