Multiple choice

What is the full form of CNG?

  1. Compressed Nitrogen Gas

  2. Compressed Natural Gas

  3. Carbon Nitrogen Gas

  4. Carbon Natural Gas
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

These days natural gas is compressed for storage in vessels and is used as a clean fuel in automobiles. This is also known as CNG, or compressed natural gas.

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