"ian field" wrote in
news:N5feo.132535$S46.76190@hurricane:


"Geoffrey S. Mendelson" wrote in message
...
William Sommerwerck wrote:

Ordinary household ammonia on a Q-tip with dissolve it. I usually
follow that with an isopropyl alcohol flush.

Possible problem... Aluminum can be attacked by ammonia and other
alkaline
solvents. So, be careful.

Thanks, anything else? Ammonia is restricted here. :-(

even household ammonia? sheesh.

Isn't acid the opposite of alkaline.......

Such as ordinary acetic acid (vinegar) found in any kitchen.




vinegar works great. and a lot easier to use than nasty ammonia with it's
fumes.

--
Jim Yanik
jyanik
at
localnet
dot com