Mmmm, if I'm not mistaken, fracking CAN have negative consequences. I think it's due more to the process than the materials used.....
I don't see what the problem is. Everybody is being nice, and getting along, and I, for one, am learning stuff. So, if you don't like the discussion, don't look at the thread. Or, simply cut to the chase, and close it.
Is there an age limit for a thread, after which we kill it?