[TPIN] Re:Finish

[William Graham]

----- Original Message ----- 
From: <DavesTrumpet at aol.com>
To: <tpin at tpin.okcu.edu>
Sent: Tuesday, April 03, 2007 9:33 PM
Subject: [TPIN] Re:Finish


> Isn't ammonia potentially damaging to raw brass, creating conditions 
> within
> the brass that often result in redrot?  I heard that years ago, maybe from
> Wayne Tanabe, but ever since then I've been real careful with ammonia, 
> including
> not even using Windex around my horns.
>
> Anybody know the scoop on ammonia and brass?
>

Yes. They use strong ammonia to "antique" raw brass, so it must cause it to 
oxidize faster....See the following URL:
http://www.bricksandbrass.co.uk/diymats/metal/mtlbrass.htm