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 79 Machines and mechanical appliances having individual functions, not specified or included elsewhere in this Chapter. 84 79 10 Machinery for public works, building or the like. Commodity Code Description 84 79 10 00 Machinery for public works, building or the like.