If I have my water in the fish cooler with a frozen 2 liter of water, will adding rock salt to it have the same affect as if I was using a regular bag of ice?
No, at least not for too long, you would be much better off using the ice packs that contain a chemical so they stay frozen longer.If I have my water in the fish cooler with a frozen 2 liter of water, will adding rock salt to it have the same affect as if I was using a regular bag of ice?