Coral griefs

http://www.foxnews.com/health/2018/04/05/man-warns-pet-owners-after-fish-tank-releases-second-deadliest-poison-hospitalizes-10.html

Cleaning fish tank coral released toxic gasses.

 

Wow! I have had both freshwater, and saltwater fish since I was a kid. I never realized something like that could happen!

 

I was wondering if anyone had heard of this. You might think it would be common knowledge.

 

Yeah, I know. It's good to know though.