Assembly Line

What are nails made of?

Nails take steel wire, zinc and adhesive directly. Trace them back and you pass 34 made things on the way to 14 raw materials.

How nails are made See it on the map

What goes straight in

From the ground: 14 raw materials

Made along the way: 31 things

Metals 6

Chemicals and fuels 20

Plastics and fibers 4

Electronics 1