automotive, railway, marine, mining, defence, industrial and engineering products and components composed wholly or mainly of rubber and polyurethane, namely, hoses, engine and radiator hoses, water hoses, fuel hoses, heater hoses, brake hoses, engine and automotive coolant hoses, air intake ducts, engine mounts, anti-vibration mounts, shock mountings, chevron mounts, suspension bushes, buffers, vibration isolators, automotive axle bushes, bump stops, pedal pads, exhaust mounts and hangers, flexi-straps, clamps including bonnet clamps, coupling wear plates, traction motor bellows, screen cloths, dock fenders, flexible and bridge bearings, vehicle track pads and links, and gaskets and seals