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- Dec 28, 2015
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the title says it all, I used rubbing alcohol on some stubborn red algae that was on rocks instead of H202. My mistake, the rock was removed from tank, algae dosed then I put it back in tank. Has anyone done this and do you see a problem coming? It turned the algae orange, hopefully it will kill it. The coral looks ok, but I’m going to ride Pantha Lith and do a we tomorrow.