Thursday, July 13, 2017

Harmless elements can replace toxic lead in electronics

Most smartphones and other electrical or electronic products contain small amounts of lead, which doesn’t sound like a big problem on its own. But when there are many billions of such products, either in daily use or gone astray, the total sums up to very large amounts of lead – which is a toxic heavy metal.

from Geochemistry News -- ScienceDaily http://ift.tt/2tQnY5q
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