It comes in a sealed, pressurized container and is released in an aerosol spray when a valve button is depressed. Aerosol painting is one form of spray painting; it leaves a smooth, even coat, unlike many traditional rolled and brushed paints. Standard-sized cans are lightweight, portable, inexpensive, and easy to store. Aerosol primer can be applied directly to bare metal and many plastics.
Shake the aerosol well before using, approximately for one minute after hearing the sound of the mixer. From a distance of 10-20 cm spray directly onto the surface being cleaned. Allow the foaming action to lift the dirt for at least 30 seconds. Clean with a lint-free cloth before drying.