Peter Ellis wrote:I think this needs to be broken into two basic categories right off
Cold working and hot working.
Hot working includes black smithing and all the forms of welding, plus the hot forming of sheet metal.
Making a watering trough might be a good cold working project.
A solar oven might be an example of a more advanced cold working project.
If you live in a cold climate and on the grid, incandescent light can use less energy than LED. Tiny ad:
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