Does carbon bleach your corals ? (Kent carbon recall)

[Palmer]

Originally Posted by Lampshade

A lot of the time the coral bleaching is from your water getting much more clear, allowing a big change in light intensity on your coral. It is very odd that it's kent though, would explain some issue's I've had recently with the same stuff. Bleaching tips on some coral like milli's, but lots of others are fine.

That's very interesting I have never heard that before. I would wonder if there is anyway to show this via PAR readings or some other way to test light penetration into the water pre and post water treatment.