ty everyone i will boil it with some salt for a few hours and let it cool down and set it in my tank, ty all for all advice, the reason i asked i found some small boulders i found at beach and i boiled them for a few hours and when i put them in my tank within a week i lost most of my fish so i didnt want to make same mistake thanks again everyone
Makes you wonder, what sort of organisms can burrow deep in rock or driftwood that boiling for a couple hours wouldn't necessarily kill? A lot of stuff can go into a sort of suspended animation, need to brush up on my zoology next fall.