Originally Posted by taylornate
To control the temperature of my last brew, I stuck the carboy in my brew kettle, added water, and changed out bottles of ice. Problem is, some slimy stuff grew on the carboy and kettle. What is the most sensible way of preventing this? I thought about using Star-San, but I didn't want to waste it or damage my kettle.
I stick my carboy/fermenter in a cooler and put a splash of bleach into the water. You wouldn't do that with a brew kettle, though, so I'm not sure what the answer would be here, except not to use the kettle but a garbage can/trash bin/cooler, etc, that wouldn't be damaged by sanitizer.