http://www.perigee.net/~jrjohns/aluma.html

--
Bob (Chief Pilot, White Knuckle Airways)

I don't have to like Bush and Cheney (Or Kerry, for that matter) to love
America

"Bernd" wrote in message
...

"Jeff Wisnia" wrote in message
...
mkazemi wrote:
If the housing is off the car and you don't mind spending some time,
you can submerge the part with the busted tap in a boiling
concentrated solution of alum. You'll see bubble coming from the tap
and in a while it'll be eaten away, without damaging the aluminum.

Jeff,

What is "alum" and where can you get it? I've seen this mentioned many
times here when somebody breaks a tap in aluminum or non-ferrous metal.

BTW, he must have really wrenched on that tap to break it. IIRC they are
large threads, to a guy who works with small steam engines anyway.

Bernd