I was expecting to have to struggle somehow to get something in the small neck of the demijohn to scrub with until my wife suggested I used Magic Balls! Job done in just a few minutes and my demijohn and airlock look almost new again.

DaaB wrote:For those of us who like to read some of the more artistic gentlemans periodicals will read that post and see that your good lady has suggested using magic balls and think of something else entirely