"Gene Kearns" wrote in message
...
On Sun, 09 Sep 2007 13:06:21 GMT, Michael Bushey penned the following
well considered thoughts to the readers of rec.boats:

My 15 year old boat has black patches on the indoor outdoor carpet. It
appears to be old mildew. Vinegar and baking soda didn't touch it. Carpet
cleaner doesn't work. Any suggestions appreciated.

I'm not sure what vinegar and baking soda is supposed to do...

So obvious:
http://chemistry.about.com/cs/howtos...ldavolcano.htm

:-)