e.g. To craft metal beams requires 2x Medium Pipes AND 2x Metal Rolls = 3 Metal Beams. Medium Pipes requires 1x Small Pipes AND 2x Metal Rolls = 1 Med Pipes. Bricks requires 1x Cement AND 1x Packaged Sand = 1 Bricks I'll make notes for any other changes I come across and let you know. More @Wikipedia
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