Multiple choice

Which one of the following is used as an anti-freeze for the automobile engines?

  1. Propyl alcohol

  2. Ethanol

  3. Methanol

  4. Ethylene glycol

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

Ethylene glycol is widely used as an automotive antifreeze because it significantly lowers the freezing point of water in engine cooling systems. It also raises the boiling point to prevent summer overheating.