1. cs3000

    1000x more lead in (1991) modern humans than pre-industrial humans. Lead & Cadmium as Cardiovascular Risk Factors: The Burden of Proof Has Been Met The bone of a 20th century human has 1000‐fold more lead than that of a preindustrial human. Current sources of lead exposure to humans now result from soil, food, water, tobacco smoke and electronic cigarettes, lead‐based paints in and...
  2. haidut

    Simple Copper Complexes Are A Powerful Alternative To Antibiotics

    The anti-bacterial effects of some metals have been known for millenia. Silver, Gold, copper and even nickel have been used by many ancient civilizations to sterilize water or even disinfect wounds. Of these metals, copper has been getting some renewed attention lately due to its ability to...
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