A new YouTube video shows the process of making a solar cell
Low-cost, household items and tools are used throughout
The solar cell works and get reach up to 5% efficiency for conversion
We’ve heard of DIY solar before , but this is next-level: YouTuber Dr. Semiconductor has been able to create fully functional solar cells, using low-cost household materials and items, which can reach up to 5% efficiency. That’s a long way short of professional solar panels of course, but if you check out the video (via Interesting Engineering ), you’ll see it’s all done without the industrial-scale facilities and instruments usually involved. In fact, you too could do this at home. Everything included in the video has been sourced from retailers such as Amazon, Walmart, and eBay, and with fairly standard tools — including sandpaper, household solvents, a repurposed PC cooling fan, and a 3D printer…