Today, we’re going to show you how we recovered the gold from old motherboards using do-it-yourself methods. Please note: The chemicals used in this demonstration are extremely dangerous, especially in the concentrations used. Therefore, we strongly discourage you from attempting to reproduce this experiment at home.
Get the only spam-free daily newsletter about wearables, running a "maker business", electronic tips and more! Subscribe at AdafruitDaily.com !
please note that this generate extremely toxic fume
i knot a company that do it and it air filter was
multistage ,16 foot long 30″ wide and output air was
still not safe … so this was really not a DIY thing