Quote:
	
	
		
			
				
					Originally Posted by  Aquattro
					 
				 
				I would leave it sitting on the table for 30 minutes if I needed to. They do just fine. I've also soaked them in RO for an hour, no issues there either.  
As for sponges, I've hardly ever seen a tank with enough sponge that could die and cause any kind of spike. 
 
I've left acros outside for 2 hours and put them back in the tank, did fine too. 
 
These things are way tougher than you give them credit for.    
			
		 | 
	
	
 +1 
The only corals I wouldn't leave out for too long is deep water acros