copper in my tank

[sstanle4]

I have a 10 gallon tank and I belive that there is copper in my tank. How do I get it out? What brand is the best? Please help everything but my fish are dead....

 

[bootz]

i believe carbon filtration + pwc will take care of it for you

 

[sstanle4]

We're new to this. How do we do that? And what is it?