When washing tires, you usually prepare a brush with a long handle so that you can clean it deeply. When washing the front wheels, if you can turn the steering wheel left and right, you can clean all parts more easily. If The tires are not too dirty, but you don’t need to spend money to buy a special cleaner, just wash it with the usual cleaner. Unless there is really too much dirt, it will probably cost a little money. In addition, You can't just use a brush to wash tires. Of course, you need to use a brush, but you can't use it on the chrome-plated mirror-treated car rims, which will leave obvious scars. The general principle is— When washing the big parts, use a sponge; when washing the small parts, use a brush. For example, you can use a brush to brush vigorously on both sides of the tire. As for some less obvious parts, such as: the lower side of the fuel tank, the exhaust pipe, etc. .Because it is not obvious, it is easy to be ignored. When cleaning, it can be brushed vigorously with a cleaning agent and a brush. The exhaust pipe can be roughly cleaned with a sponge without using a brush. On the surface of the car, as long as this part [ Tires and the parts below the knees] are clean, even if there are some small stains in other parts, the whole car still looks bright. On the contrary, it is not so good. So don’t think that this is not important, this Some are the main points of cleaning the whole car. It should be noted that the tools used to wash these parts should not be used to wash other parts.