Natan Zimnol

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Natan Zimnol
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The Survival Rule of Threes

This site gives an excellent explaination of the (expanded) Survival Rule of Threes - 3 minutes without AIR. 3 hours without SHELTER. 3 days without WATER. 3 weeks without FOOD. 3 months without HOPE

Picture of Frankenstein Laser Engraver

This Frankenstein Laser Cutter was built out of an old scanner and printer. The whole thing evolved around the instructable of Groover and his 'Pocket Laser.