Grain is a marketable item, and a raw material. Grain is used to produce Bread.
Players can obtain Grain by:
Grain production in a company is boosted by 20% if the company is located in a region which contains an Grain deposit.
Producing 1x Grain in a company consumes 1 Production Point.
Players can use Grain to create Bread, by owning a bread production company.
Producing 1x Bread in a company consumes 10 Production Point and 10 Grain.