Spray paint is a painting technique where a device sprays a finish (paint, ink, varnish, and so on) via the air onto a surface. The most usual types utilize compressed gas– typically air– to atomize and direct the paint fragments. Spray guns developed from airbrushes, and also both are usually identified by their dimension and the size of the spray pattern they produce. Airbrushes are hand-held and also utilized as opposed to a brush for thorough job such as image retouching, paint nails or art. Air weapon spraying usages tools that is usually larger. It is generally used for covering large surfaces with an even finishing of liquid. Spray guns can be either automated or hand-held and have interchangeable heads to permit different spray patterns. Single shade aerosol paint containers are mobile and easy to shop.