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.
Biohacking — Two Blood Meters to Start Your Biohacking Adventure
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