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6 Cards in this Set
- Front
- Back
Heavy metals in waterways and its damage
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Lead mercury-->human poisoning
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Other heavy metals and its damage
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Copper zinc-->be toxic in large doses
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Why heavy metals can enter the waterways?
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Due to industrial and urban runoff
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Detrimental effects of heavy matals
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1.cancer / organ damage / nervous system damage
2.Childhood exposure-->learning difficulties /cause brain damage |
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How to monitor?
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1.precipitation
2.flame test quantitative methods 1. volumetric 2. gravimetric analysis 3.Atomic absorption spectroscopy (AAS) |
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ADV / DISADV of regular testing of water
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1.DISADV: expensive and time consuming
2ADV: reduce risk of organisms suffering |