Bellows
Metallurgy technology
30 red tech points
Bellows is a Metallurgy technology in column 7 of the tech tree. Researching it costs 30 red tech points. It needs Iron Forge first. It unlocks Lens, Alchemy Flasks II and Bellows.
Branch and cost
Branch
Column
Red points
Green points
Blue points
Total points
Unlocks
Reputation
In the tree
Research cost
30Red points
