5-Minute Foam Factory

Here is a great video tutorial on building a hot-wire foam cutter from Make.

I remember using my train transformer as a kid to heat up wires to make them glow. This works on the same concept....except your mom won't be yelling at you to quit trying to burn down the house.





[Image: Captured from Make: http://www.youtube.com/watch?v=tiitiKyu_Iw&eurl=http://blog.makezine.com/archive/2009/03/weekend_project_5minute_foam_factor.html?CMP=OTC-0D6B48984890]