100+ Organic chemicals era PowerPoint (PPT) Presentations, Organic chemicals era PPTs

Organic chemicals era - PowerPoint PPT Presentation

HEAVY METALS

HEAVY METALS. (IAQ). Introduction. Heavy metals are toxic to human health Most common heavy metals are lead(Pb), mercury(Hg), cadmium(Cd) and arsenic(As) Indoor concentration of heavy metals is generally less than their outdoor concentration

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1.5k views • 37 slides

HEAVY METALS

HEAVY METALS. Introduction. Heavy metals are toxic to human health Most common heavy metals are lead(Pb), mercury(Hg), cadmium(Cd) and arsenic(As) Indoor concentration of heavy metals is generally less than their outdoor concentration

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1.74k views • 37 slides

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Organic chemicals era - PowerPoint PPT Presentation

HEAVY METALS

HEAVY METALS