-> Just a comment here...using a wire wheel on poopy concrete is BOUND
-> to make dropping dust. As we all should know, this is not a good
-> thing to inhale. If somebody *does* use a wire wheel or grinder to
-> clean dirty perches, be sure to either do it outdoors, or wear a
-> high-quality face dust mask to prevent inhalation of dust particles.
Heh, heh, you sound as persnickety as me about dust.  My concrete perch
is usually covered with DEEESgusting fruit goo, and sticky oatmeal and
stuff, not poop.  
                                                         TTYL, Jan
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