In rainy weather, glass defogging, the warm air and cold air of the bus air conditioner can be used. For rainy days, turn on the air conditioner to blow the cold air directly to the front windshield glass, so that the cold air blows on the glass and the fog will be dissipated soon. The effect is very fast It is very straightforward, but there is a disadvantage of using warm air to defog. When the warm air is first turned on, there will be more white fog on the glass inside the car, and it will take a while to take effect.
