Copper is the second element mined on Earth. See also materials. Copper sells for $2 / unit.
It is used for:
Drill Blueprints[]
See Blueprints and Category:Drill parts using Copper
Other upgrades[]
See on Craft Center
Copper is the second element mined on Earth. See also materials. Copper sells for $2 / unit.
It is used for:
See Blueprints and Category:Drill parts using Copper
See on Craft Center