Cool Metal Foundry

Here we see Grant Thompson, The King of Random use his home made charcoal powered metal foundry to melt aluminium cans for casting.

For details on the casting procedure, see his other video How To Turn Styrofoam, Into Solid Aluminum.

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Make a coffee machine

Make a coffee machine The excellent Rulof Maker shows how to make a coffee machine out of old lamps and light bulbs. Points for using magnets, and bonus points for using Magnetix magnets.

Great work by Dmitry.GR reverse engineering and hacking wireless eInk price tags to make updating grey-scale picture franes, Great work was done discovering eInk control waveforms to show greys and yellows and whites on 2 colour displays. See the full project here: https://dmitry.gr/?r=05.Projects&proj=29.%20eInk%20Price%20Tags

V4 solenoid engine

Emiel, of the Practical Engineer , shows how to make a crankshaft-based solenoid engine, demonstrating a press drill and a lathe. There's a detailed blog post with instructions as well as a YouTube video also show below.

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