Issue description
Not sure if this is a bug or intended. The "Aluminum Smelting" research doesn't depend on the "Chemical Plant 2" research, but actually processing aluminum isn't possible until both are researched.
Reproduction steps
- Research "Aluminum Smelting" before "Chemical Plant 2"
- Unable to smelt aluminum until researching "Chemical Plant 2"
Game version and build number
v0.8.2a (b552)
Operating system
Linux