This video documents an experiment involving ultra-pure water that undergoes an intense filtration process to remove all ...

from spring water to mineral water and the increasingly popular purified and distilled water. You've probably seen these labels on bottles in stores or heard about them from health-conscious ...

Distilled water and purified water both undergo processing to remove certain contaminants and impurities. Both types of water are generally safe to drink as part of a balanced diet. Distilled ...

But the country is also a global leader in what's known as purified recycled water - that is, turning sewage water into safe and clean drinking water. Professor Stuart Khan, head of civil ...