On Sat, 30 Sep 2006 10:18:33 -0500, "HeyBub"
wrote:

Want weird? I was looking for "ditch witch" on Ebay and found this gizmo.
It's a compressed air digging tool. You can't get much narrower than, oh,
six inches.

http://cgi.ebay.com/Ditch-Witch-Soil...QQcmdZViewItem

Interesting: air velocity 2 mach.
--
Oren

"Well, it doesn't happen all the time, but when it happens, it happens constantly."