When is it recommended to use coolant?
- Correct answerAll year round.
- Winter only.
- Summer only.
- In petrol engines only.
Explanation
The purpose of coolant is to keep the engine cool during operation. Coolant is usually a mixture of water and anti-freeze : this ensures that the engine is kept cool and that the coolant does not freeze in very cold weather.
Read in Chinese
建议在何时使用冷却液？
- 全年。
- 仅限冬季。
- 仅限夏季。
- 仅用于汽油发动机。
冷却液的目的是在发动机运转时保持其冷却。冷却液通常是水和防冻液的混合物：这确保了发动机保持冷却，并且在极冷的天气中冷却液不会结冰。