Canadian chemist Nigel Braun, through his YouTube channel NileRed, shows the complex chemical processes required to retrieve spare gold from loose jewelry. Similar processes may be used to retrieve gold from disposed smartphones and related computer circuitry.
How to Make Gold Pieces from Old Jewelry
Related Posts
Paints Weren’t Always So Safe
Historical paints like lead white, cinnabar red, and minimum orange were vibrant but dangerous. Lead-based pigments caused severe…
Is the “Crisis in Cosmology” Finally Solved?
The James Webb Space Telescope has recently put forward data from its observations that may put to rest…
Hyperbaric oxygen might be effective treatment for PTSD – here’s how it works
Anders Kjellberg, Karolinska Institutet Post-traumatic stress disorder (PTSD) is common in military veterans but can affect anyone who…
Understanding Complex Population Phenomena with Probability Models
A new approach to teaching statistics has been proposed based on phenomenology, a philosophy that seeks to understand…
