Одноразова UGV, фітомайнінг, LEGO-цегла, нові технології розщеплення пластику і захисту від корозії

Greetings this Tuesday evening! After thematic issues (let me remind you, we recently had "chip", "medical", "metal" and "scientific" Tuesdays), I decided to "return to the sources" and simply collect five engineering curiosities. I missed it. You too? Then watch today about the following: 00:00 greetings, a short announcement of the issue and sadness about anti-vaxxers 01:58 American Rheinmetall and Harbinger made a "disposable" military truck 06:55 a construction brick that can be disassembled and reassembled 11:12 a new way to cheaply and non-toxically recycle multi-component plastic packaging 16:13 how can plants become a source of rare earth elements? 21:01 new technology from Hexigone to combat corrosion 23:56 what will happen on Thursday? #makeit #mining #news