Since high school, we have been studying and learning about the usefulness of water in our daily life and industries along with the safety associated with it. But the topics have merely been contents of the course book and hardly followed in daily life. When we fill a glass with water, get ready for a dive in swimming pool, prepare dirty clothes for washing or many other similar activities, most of us turn a blind eye in knowing if the water quality is of suitable quality for its corresponding use. In a way they are correct and safe as there are many experts involved in safeguarding the quality of water depending upon the usage.