If the wheels of our cars are rusty, the following methods can be used to solve it.： 1. You can use very fine water sandpaper dipped in water and gently rub it on the rusty place to remove the rust spots and then apply a layer of primer, so as to ensure that the rust spots will not expand. If it is a relatively new scratch, apply the primer directly after wiping, the effect is better. 2. The above...

Because of thermal expansion and cold shrinkage, it is okay to keep the tire pressure of a car at 2.3 bar or even to 2.5 bar in winter, but the standard tire pressure specified by each car is different, so the specific requirements depend on the car's user manual, but the tire pressure in winter is 0.1 to 0.2 bar higher than the normal setting. The tire pressure of the car must be maintained withi...