SpaceChem Demo

Combine molecules to synthesize chemicals in a science fiction adventure
Developed by Zachtronics Industries, SpaceChem is a new design-based puzzle game where your take on the role of a Reactor Engineer working for SpaceChem, the leading chemical synthesizer for frontier colonies. You will construct elaborate factories to transform raw materials into valuable chemical products. You must streamline your designs to meet production quotas and survive encounters with the sinister threats that plague SpaceChem.