What can contaminate waters near a mine?

Question

SELECT ALL THAT APPLY

Question 6 options:

Nothing contaminates the waterways near mines.

Heavy metals that were in mined rocks that can also damage water life.

Chemicals used to mine.

Chemicals released during the process of mining.

Answer 1

Heavy metals that were in mined rocks that can also damage water life.
Chemicals used to mine.
Chemicals released during the process of mining.