How do I import a Factorio blueprint string?
Copy the blueprint string, open the blueprint library in Factorio, and choose import string. After you paste it, the game creates the blueprint or blueprint book.
Promethium Science Production Blueprints
Use these pages for promethium science chains that support the final stretch of Space Age research.
Blueprints
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Promethium Science Production Blueprints
Use these pages for promethium science chains that support the final stretch of Space Age research.
Frequently asked questions
How do I use blueprints in Factorio?
Select a blueprint from your quickbar or library and place the ghost layout. Construction robots build it when the required items and roboport coverage are available.
How do I choose a good Promethium Science blueprint?
Compare the preview, tags, materials, and description. Check the game version or mod requirements when a layout looks specialized.