Assembly Line

What are postage stamps made of?

Postage stamps take paper, polyvinyl alcohol, adhesive and ink directly. Trace them back and you pass 38 made things on the way to 18 raw materials.

How postage stamps are made See it on the map

What goes straight in

From the ground: 18 raw materials

Made along the way: 34 things

Metals 1

Chemicals and fuels 24

Plastics and fibers 5

Wood and paper 1

Food 3