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What are oak wine barrels made of?

Oak wine barrels take timber and steel directly. Trace them back and you pass 13 made things on the way to 12 raw materials.

How oak wine barrels are made What is made from it See it on the map

What goes straight in

From the ground: 12 raw materials

Made along the way: 12 things

Metals 5

Chemicals and fuels 6

Electronics 1