Multiple choice

Coal is processed to get _________ a tough, porous and black substance used in the manufacturing of steel and in the extraction of many metals.

  1. diesel

  2. coke

  3. coal tar

  4. charcoal

  5. CNG

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Coke is a tough, porous and black substance. It is almost pure form of carbon. Coke is used in the manufacture of steel and in the extraction of many metals.