On Fri, 03 Jun 2005 16:04:06 +0100, Andy Dingley
wrote:

On Fri, 03 Jun 2005 15:17:55 +0100, Custos Custodum
wrote:

It also rots rubber, which is why you should never use meths for
cleaning tape recorder pinch rollers.

Why does it do that? is it the methanol or the pyridine ?

Not sure about the methanol, but pyridine is certainly used in
industry as a solvent for rubber.