Rubber, namely, [ raw rubber, semi-worked rubber, ] uncured rubber, natural rubber [, synthetic rubber ] and blends of natural and synthetic rubbers; [ shock absorbing buffers of rubber for use in industrial, mining and material handling applications and processes; ] Natural rubber, latex rubber, [ synthetic rubber ] and blends of natural and synthetic rubbers in sheet and bale form for use in the manufacture of a wide variety of goods; [ Natural rubber, latex rubber, synthetic rubber and ble...