[align=center]Exactly. No hard feelings. I made the comment because that is what you need to do.
When I came here I read for 3 months before I even asked a question.
I read about DWC...I searched for bubblers, and ph, and all kind of things and after a few threads...
You will learn what type of threads to read, and who knows what they are talking about.
I have probably 5 complete explanations somewhere on this entire topic; and countless other excerpts.
The point being. If you have to list all those questions; You have some reading to do. That's all.

I am a blunt person. I don't generally sugar coat 'chitman...I just tell you what you need to know. If We *love you.

*refer to siggy! LOL [/align]