
An amazing new tool that digs a trench using compressed air:
http://www.savatree.com/airspade.htmlIt blasts the dirt with 1000+ psi of pressure -- enough to penetrate even clay.
The Best Wacky Stuff found on the Internet

http://www.savatree.com/airspade.htmlIt blasts the dirt with 1000+ psi of pressure -- enough to penetrate even clay.
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