What is hair dye made of?
Hair dye takes water, ammonia and hydrogen peroxide directly. Trace them back and you pass 3 made things on the way to 3 raw materials.
How hair dye is made See it on the map
What goes straight in
From the ground: 3 raw materials
- Water goes straight in
- Natural gas through ammonia
- Air through hydrogen peroxide
Made along the way: 1 thing
Chemicals and fuels 1
What it is packed in
On the line, but left out of everything above, because it holds the finished thing rather than goes into it.