While quiting at a red light, you should have observed that if the rush is also considerably, some folks turned off their auto engines and relax quietly. No, they are not dumb! They are really offering even more life to their automobile. Unnecessary idling kills your car slowly without you also understanding it!
If you actually need the car to keep keeping up the Air Conditioner on in summer seasons, keep offering revs to the car to ensure that the engine runs far better and oil circulates inside the engine. Considering that India is a highly moist nation, Air Conditioner is constantly on, yet try using it less frequently given that it puts stress on the car parts and also you want to extend the life of your vehicle don't you?