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Environmental Chemistry — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryEnvironmental Chemistry2 Marks
Question
What is pneumoconiosis?
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Answer

It is lung disease such a lung cancer, bronchital asthma, chronic brochities, etc caused by small sized particulates which enter into lung through nose and provide large surface area for adsorption of carcinogenic substances.

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