An A-Z guide for water-related terms. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse rutrum, sapien in volutpat condimentum, est massa hendrerit magna, vitae eleifend purus tellus eu erat. Mauris rhoncus porttitor nisi eget egestas.


Selenium is a naturally occurring metal that most often enters water supplies as discharge from petroleum refineries or mines and, more rarely, from erosion of natural deposits. Potential health effects of short-term exposure to Selenium include hair or fingernail changes, numbness in fingers or toes, fatigue, and irritability.  Long-term exposure can cause more serious effects like hair and fingernail loss, circulatory and nervous system damage, and damage to kidneys.


Simazine is a widely used herbicide that has been associated with endocrine disruption and cancer in experimental studies.


Styrene is a pollutant from plastics, rubber and other industrial chemical factories and from landfill leachate.