Why are certain heavy metals okay to eat? (video)
Heavy metals have a reputation for being dangerous, but some are essential nutrients that you can't live without. In this week's episode of Reactions, we explore why:
from Phys.org - latest science and technology news stories https://ift.tt/3z1ESQb
from Phys.org - latest science and technology news stories https://ift.tt/3z1ESQb
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