ETH Zurich researchers have recovered the precious metal from electronic waste. Their highly sustainable new method is based on a protein fibril sponge, which the scientists derive from whey, a food industry byproduct.
Millions toss out old gadgets without a second thought, unaware that these devices harbor a secret treasure: real gold. Inside smartphones, laptops, and
Check out how ASUS is redefining the future of sustainable smartphones with the Zenfone 12 Ultra; made recycled materials, energy-efficient design, and a growin
The UK Royal Mint has started extracting gold from electronic waste!
How about these scientists who are using whey protein from cheese-making to extract gold from electronics?
take a look at this! Researchers in Australia are using a reagent commonly used to disinfect water to dissolve and extract gold from e-waste.
https://www.popsci.com/environment/clean-gold-extraction-electronics/
Extracting gold from electronic waste used to involve toxic chemicals, but scientists are now coming up with safer alternatives.
This can be a more sustainable, effective, and less hazardous solution than traditional gold mining.
You can actually do this at home!
There is a ton of gold and other precious metals in electronics, which often go unused when people discard devices.
ASUS is another company that offers an eco-friendly smartphone.
https://www.asus.com/content/eco-friendly-smartphones-the-future-of-sustainable-tech-in-your-pocket/
Many smartphone companies now offer recycling programs that allow you to trade in your older phone for a new model.
Check out this eco-friendly phone, made from recycled materials.
https://shop.fairphone.com/fairphone-5
Smartphones are the primary source of e-waste worldwide; making them sustainable is therefore a tall order.
Sustainable smartphones
(6 upvotes)Build mini computers using old smartphones
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