Water sources in many parts of the world are generally insecure and therefore more vulnerable to deliberate contamination by chemical or biological agents as well as sabotage of equipment and facilities.
Water used for drinking needs to be safe to prevent disease and ill health. Contamination of water sources can range from low, as with large reservoirs and rivers, because the water will be diluted and probably treated before reaching the end-user, to high, as in catchment systems, distribution pipes, water tanks and open shallow wells where treatment is not provided.
Civilian drinking-water supplies have been sabotaged throughout . . .
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