Friday, March 22, 2013

Teaching Ideas: Free Heat


It never ceases to amaze me how creative and resourceful people are. Here are some examples for you and your students to discuss and possibly make for personal use. Perhaps they could come up with other ideas once inspired by the simplicity of the ones shown. Thanks again for Otto S. for sharing.

Free heat for Many Purposes

Plastic Panels with air channels

Down drainpipes on Eavestrough system Heats Air

How to Make a Heat Exchanger

Endless Hot water - small wood burning stove with coil

Solar Water Heater

Cheap Home Heating (uses old fluorescent tubes)

Aluminum cans used for free heat

Cheap and Easy Passive Window Heat Generator

Passive Solar Water Heater (uses black piping)

Low Cost Water Heater (plastic soda bottles)

Free Logs for Fireplaces (shredded paper and wood shavings)

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