(EGMono) wrote:

Last time I brought this use up, there was a lot of debate as to if it
was a good idea or not.

Oh yeah, nobody wants clean gravel. ;^D

Well, the debate was more along the line of is it a good idea to mix
that kind of material (which may have gone anaerobic) in with your
water, releasing god knows what, then put that water back in the tank.
I see that as a reasonable concern, and I certainly don't know enough
about the decay process to argue with it.

--
www.ericschreiber.com