Why do you need to wash your car on a rainy day?

The reason for car washing on rainy days is to prevent car surface corrosion, moisture, mildew, bacterial growth, etc. The details are as follows:

1. Rainwater is acidic. Car washing on rainy days can prevent paint surface and The chassis was corroded by rainwater.

2. After raining, the interior of the car is prone to moisture and mildew, and the seams between the door and body as well as iron parts are prone to rust and corrosion. Car washing can prevent moisture in the interior.

3. Bacteria can easily breed in a humid environment. Car washing can keep the surface clean and prevent bacteria from multiplying.