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Brass Tubes are used in conjunction with U-Invent stations to create various items.

Items which require Brass Tubes[]

14.png

x20

x2

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1
1
1

Hacking reduces the number required by one, and the Clever Inventor Gene Tonic also reduces the number required by one. Requirements can't be reduced to less than one of each ingredient. The Prolific Inventor tonic doubles the number of items invented with each purchase.

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