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  • Coal and Petroleum - I
  • From where do we obtain naphthalene balls that are used t...
Multiple choice

From where do we obtain naphthalene balls that are used to repel moths and insects?

  1. Petroleum

  2. Coal tar

  3. Coal gas

  4. Coke

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

Naphthalene is a useful product obtained by the processing of coal tar, which itself is obtained by the processing of coal.

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