The lecture aimed to identify the most important pollutants that pollute water directly or indirectly on living organisms, as this pollution affects the life of the individual by describing that access to healthy and clean water is a societal requirement for the family and the individual and thus may be a major reason for ending life on earth, which may be A reason to end life on Earth. These pollutants may be physical, chemical, or microorganism factors that affect health and lead to disease.
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