Explain the origins of pollutants in natural water.Describe the technology involved in purifying drinking water and treating wastewater.
Background Information Water, as you know, is the most abundant substance on Earth’s surface. Unfortunately, there is more than enough water in some places, but not enough in others. As well, because water is used and re-used, and because it is such a powerful solvent, it is easily polluted. Canada, with less than 1% of […]