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wael alotaibi

      · Drinking water in Cambodia carries many risks. Many of the nation’s wells and rivers contain bacteria, parasites and pesticides. However, there are ways to avoid unsafe water. Villagers are learning about safe drinking water through karaoke videos that combine stories of love with information about the dangers of arsenic and bacteria in some hand-dug wells.

do you  think  the bacteria  is  useful for your body ? why?

avoid :to keep away from

combine:to unite to form a chemical compound