Water Treatment and Its Importance

Actual Consequences and Current Examples A recent and alarming case is the contamination of the Lerma-Santiago

River in Mexico, considered one of the most affected in the country due

to the presence of industrial waste, agrochemicals and domestic waste.

This problem has a serious impact on the health of the nearby population, causing

kidney disease and different types of cancer. Water treatment Due to its importance,

wastewater treatment is essential to reduce pollution and make its reuse viable.

The main methods for treatment include: • Physical processes. Separation of solids by filtration and

sedimentation. • Chemical processes. Use of chemical substances for disinfection, ozonation,