On Sun, 1 Apr 2012 09:34:05 +0100, Chris Holford
wrote:

I've tried a plunger, and tried
neutralising with spirits of salts

Hi,

Where do you buy spirit of salts from? It made a brief appearance in
the tool station catalogue but I think for one edition only. I can't
find any for sale around here. It often gets recommended in this
group.

TIA