Dead Rock

[fkshiu]

Originally Posted by Kronk

yah i wasnt concerned about any organic matter but i was kind of worried about chemicals comming into contact with the rocks.. they were in a basement so who knows if at somepoint something was spilled on them.

If chemicals did spill on the rocks boiling will do nothing. Boiling will only kill anything live on the rocks.

The porous structure of the rocks will have sucked the chems right in similar to how contact with copper medication can permanently render live rock deadly to invertebrates.