OCCURRENCE AND PREVENTION OF WATER POLLUTION (WATER SUPPLY)
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BTWATER TREATMENT + WATER SUPPLY + WATER UTILIZATION
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UDC628.19
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Descriptor GERVORKOMMEN UND VERMEIDUNG VON WASSERVERUNREINIGUNGEN (WASSERVERSORGUNG)
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Descriptor ENGOCCURRENCE AND PREVENTION OF WATER POLLUTION (WATER SUPPLY)
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Descriptor FREORIGINE ET PRÉVENTION DE LA POLLUTION DE L'EAU (APPROVISIONNEMENT EN EAU)
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Variant GERWASSERVERUNREINIGUNG/VORKOMMEN UND VERMEIDUNG VON WASSERVERUNREINIGUNGEN (WASSERVERSORGUNG)
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Variant ENGWATER POLLUTION/OCCURRENCE AND PREVENTION OF WATER POLLUTION (WATER SUPPLY)
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Variant FREPOLLUTION DE L'EAU/ORIGINE ET PRÉVENTION DE LA POLLUTION DE L'EAU (APPROVISIONNEMENT EN EAU)
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NTDISINFECTION OF WATER PIPELINES AND WELLS (WATER SUPPLY)
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NTCAUSES OF WATER POLLUTION (WATER SUPPLY)
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RTWATER POLLUTION (ENVIRONMENTAL PROBLEMS)