Wind or water mills turn grain into flour, enhancing local food production. The miller usually takes a part of the grain for himself as payment, which makes him both well-off and disliked in most places. Nevertheless, the mill is a lot faster and less manual work than manual grindstones.
- 14000 work hours
- 2000 wood
- 200 metal
- 200 minimum population to construct
- Full efficiency requires 400+ population