★Practical ideas for life in the real world.

I think we used to have a thread for this kind of thing, but I couldn’t find it. Watch and share practical videos here.

Here is the fascinating video that made me want to create this thread.

Electromagnetic Energy

Tesla would be proud.

Here are a lot of plans for solar water heating which is one of the most cost effective ways to use the power from the sun. There are lots of great ideas on this fantastic site.

What do you guys think about this one?
How To Make Your Own Dishwasher Soap

This looks real to me.
Free Electricity

Another related vid