HSC 4201 Chapter Notes - Chapter 14: Gastroenteritis, Inorganic Chemistry, Cryptosporidium Parvum
Document Summary
Biological pollutants : living organisms or their products that make the water unsafe for human consumption. Waterborne viral agents and the disease they cause include: poliomyelitis virus. Waterborne bacteria and the diseases they cause are : escherichia coli. Each of these diseases can be serious, typhoid fever and cholera have killed thousands of people in epidemics. A commonly used herbicide applied to crops in the spring. Insulating chemicals used in transformers and electrical capacitors. A substance that is a by-product of the incineration of paper products and chlorinated plastics. Historically, governmental regulation of chemical pollutants has targeted those chemicals discharged by industries and municipal sewage treatment facilities: these pollutant are known to be detrimental to human health, are relatively easy to identify. Two new types of pollutants have been detected in our waterways and are raising health concerns these are: endocrine-disrupting chemicals (edcs, pharmaceuticals and personal care products (ppcps) Currently, the epa endocrine disruption screening program is evaluating about.
