Copper Concentrate
From Eco - English Wiki
Copper Concentrate is created by purifying Crushed Copper Ore in one of two different crafting stations. The crafting stations come with different ratios, labor cost and time cost. The process to make Copper Concentrate also gives a byproduct of Wet Tailings which is a pollutant. Copper Concentrate is the last step in the production line for a Copper Bar.
The two crafting stations that can be used to make Copper Concentrate are ranked as follows:
