This document discusses various topics related to water. It describes how water is used for drinking, bathing, and making food. It notes that over 1 billion people lack access to safe drinking water and thousands of children die from water-borne diseases each year. The document also discusses how water is filtered in the US using coagulation and filters. It explains that different types of water like salt water and distilled water boil at different temperatures than standard tap water, which boils at 99°C. In conclusion, it restates that distilled water boils and freezes at 100°C and 0°C, respectively, while other waters have varying properties based on their mineral content.