Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers,and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 75 Machines for assembling electric lamps, tubes...;.... hot working glassware 84 75 21 Machines for making optical fibres and performs thereof Commodity Code Description 84 75 21 00 Machines for making optical fibres and performs thereof