Q. Lead has become in bluish-white color, after being freshly

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Q. Lead can be dramatically damaged neural pathways, causing

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Q. Corrosion of galvanised metals, emitting 0.2%

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Q. Antiseptic mercurochrome and use of thiomersal in preservation of vaccines are

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Q. Mercury form complexes with organic molecules in sea, such as cysteine residues and

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Q. Mercury is in a liquid form at

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Q. Phosphate fertilisers, emitting

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Q. Mercury is characterized as a cinnabar known as

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Q. Cadmium, usually occurs, along with

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Q. Mercury has a high affinity for

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Q. In anaerobic conditions, mercury is present in metallic form and

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Q. PAH binding strongly to organic matter, found in sediments of

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Q. Process involved in degradation of PAHs, employing natural means, resulting from

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Q. During combustion, originated PAHs are called

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Q. Life expentancy of PAHs are usually much shorter in

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Q. Coal tar creosote be composed of up to 90% of

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Q. Coal tar creosote is a thick, oily liquid, and

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Q. PAHs are highly

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Q. PAHs bind to cellular proteins and DNA, leading to mutations, tumors and

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Q. PAH are normal constituent of smoke, ashes, bonfires and

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