99.9% gold from 600 grams of plastic computer board bridges! - Франсуа Пелье - World Latest Movie, Series, Videos and Trailers | fetery.com

99.9% gold from 600 grams of plastic computer board bridges!

146,283 views

Франсуа Пелье

Published on Dec 8, 2021

About :

The video shows the process of recycling chips (bridges) in the amount of ~ 600 grams. In these electronic components, in addition to non-ferrous metals, there are precious metals such as gold. The recycling process includes - roasting, crushing and grinding, then processing with a mixture of hydrochloric acid with nitric (aqua regia) with the transfer of the contained metals into a solution (copper and gold), then the operation of filtering and restoring the precious metal from the solution, after repeated washing with water, drying and melting into a gold bead.

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