How to use and maintain a car vacuum cleaner

A car vacuum cleaner is a vacuum cleaner used in a car. When using a vacuum cleaner, do not point the nozzle directly at the seats and suck up the dirt; instead, blow away the dirt first. Dust stuck to the car can be vacuumed up. It is best to wear a mask while vacuuming to avoid inhaling airborne dust that may affect your respiratory health.

What is the working principle of a high-pressure washer? How to select and use a high-pressure water gun?

A high-pressure water gun uses a power unit to drive a high-pressure plunger pump, generating high-pressure water to wash the surface of an object. The impact force of the water is greater than the adhesion between the dirt and the object’s surface, causing the high-pressure water to peel off and wash away the dirt, thus cleaning the object’s surface. So, how do you choose a high-pressure car wash water gun? How do you use a high-pressure water gun?