<a href=showthread.php?s=&postid=14723876#post14723876 target=_blank>Originally posted</a> by Anemonebuff
I have also heard that the Marco Rock is high in PO4, probably silicates as well. I would run it in a tub of water with GFO for a week or two.
Yeah the over-night soak in vinegar will really help shorten the time cooking. This way you are dissolving a lot of the bound up waste, rather than processing it.
P.S. page five
