Mr. Prepper Automation(2021) -

Sell excess minerals from the mines to buy rare parts or fuel from Joe at the Junkyard.

Using Farming Wall Lamps (crafted with plastic) ensures plants grow at an accelerated rate even in deep underground levels. Resource Gathering: MR. PREPPER AUTOMATION(2021)

The refinery can be set to automatically transfer fuel to refuelers, while a "reoiler" automatically refills oil in the refinery to keep the process going. Sell excess minerals from the mines to buy