ABS (acrylonitrile, butadiene, and styrene) is a type of non-crystallized heat-transformable plastic. Its property includes non-corrosiveness when combined with gasoline, and very stable and bright surface. ABS is composed of 3 raw materials: acrylonitrile, butadiene, and styrene. It is also divided into 3 categories: high impact, medium impact, and high steel, each made useful in car, electronics, and household good.