What is jam made of?
Jam takes sugar directly. Trace them back and you pass 2 made things on the way to 4 raw materials.
How jam is made See it on the map
What goes straight in
From the ground: 4 raw materials
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.