Fergi is CORRECT!
top o the class!
Salt will when applied to a hot BBQ surface and left (up to 15-20mins) will react with the rust and lift it off.
I have done it with the salt 1-2cm thick over the entire hotplate (used a lot of salt but hey the hotplate was fked!)
Came up a treat...then...
Hi Dreamboat,
Im not sure i understand what you are going to do. BUT i wouldnt blow bubbles into a fermenter using the plastic hose and your MOUTH!? Instant contamination! well maybe not instant!
Cheers
Adam
