In this video I've made a hot wire Styrofoam cutter. I'll be using it to cut the airfoil on the wings for an upcoming model airplane build. The hot wire cutter is powered by a transformer from an old ...

There’s many different reasons why somebody might have to hack together their own solution to a problem. It could be to save money, or to save time. Occasionally it’s because the problem is unique ...

Foam is all kinds of useful, but trying to cut it with scissors or a serrated plastic knife is usually an exercise in futility. What you really need is a hot wire for nice clean cuts. [Elite Worm] ...