1997 - Volume #21, Issue #3, Page #37
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Solar-Powered Fly Zappers
You've never seen anything like the solar-powered fly zappers built by Ohio inventor Earle Olson.
The "Dungeon of Doom" uses electric current supplied by a solar panel to kill flies. Flies are attracted to the white color of the trap, which fires off a killing blast of electrical current every 1 1/2 seconds. The ..........


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1997 - Volume #21, Issue #3