Question

why should we switch off engines of vehicle while waiting at traffic light

Answer 1

We should switch off engines of vehicle while waiting at traffic light to conserve fuel that is petrol which is a exhaustible resource.
Simply to save fuel and prevent pollution ..

the #RIHAAN
hope this will help you.

Answer 2

To save the fuel as well as to protect the environment from air pollution, it is advisable to switch off engines of vehicle while waiting at the traffic light.

Explanation:

• Traffic signal is the place where the huge number of vehicles halt at a time.
• When all the engines of the vehicles are left on, it may cause huge emission of toxic gases to the environment which may interact with the atmospheric gases and acts as air pollutants.
• As fuels are non-renewable and take millions of years for its formation, conservative usage may help to reduce its exhaust.
• Thus to prevent air pollution as well as to ensure judicial usage of fuel, we must switch off engines of the vehicle while waiting at traffic light.

Learn more about such concept

What problems can we have from smoke coming out of vehicle

https://brainly.in/question/210823

- Air, water and soil pollution g-Smoke from vehicles, factories, burning of fossil fuels etc.

Write an article on it​

https://brainly.in/question/10741871