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Short Answer II · Q9

Q.What measures would you take to prevent water-borne diseases?

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To prevent water-borne diseases, drink only boiled or properly chlorinated/filtered water, maintain sanitary sewage disposal, wash hands before eating, and wash/cook food (especially vegetables) properly.

Step 1. Diseases such as amoebiasis and typhoid spread through the faeco-oral route via contaminated water and food, so the most direct prevention is to drink only boiled water, or water that has been properly chlorinated and filtered.

Step 2. Proper sanitary facilities, including sewage disposal, prevent human waste from contaminating water sources in the first place.

Step 3. Personal hygiene — washing hands with soap and hot water, especially after using the toilet and before eating — cuts off the route by which pathogens on hands reach food and drink. …

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