CAUSES OF WATER POLLUTION (WATER SUPPLY)
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BTOCCURRENCE AND PREVENTION OF WATER POLLUTION (WATER SUPPLY)
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UDC628.191
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Descriptor GERURSACHEN DER WASSERVERUNREINIGUNG (WASSERVERSORGUNG)
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Descriptor ENGCAUSES OF WATER POLLUTION (WATER SUPPLY)
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Descriptor FRECAUSES DE POLLUTION DE L'EAU (APPROVISIONNEMENT EN EAU)
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Variant GERWASSERVERUNREINIGUNG/URSACHEN DER WASSERVERUNREINIGUNG (WASSERVERSORGUNG)
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Variant ENGWATER POLLUTION/CAUSES OF WATER POLLUTION (WATER SUPPLY)
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Variant FREPOLLUTION DE L'EAU/CAUSES DE POLLUTION DE L'EAU (APPROVISIONNEMENT EN EAU)