Workers who handle human waste or sewage are at an increased risk of becoming ill from waterborne diseases. Pathogenic bacteria have the potential to cause diseases such as Salmonella, shigellosis, typhoid fever, cholera, paratyphoid, bacillary dysentery and anthrax. Viruses can cause polio and infectious hepatitis. Internal parasites can cause amoebic dysentery, Ascaris (giant ringworm) and giardiasis.
Exposure can occur through the skin, eyes, or mouth; through open cuts or scrapes; or with contact from splashing or back splashing of liquid from any of the open elements of a tank or treatment component. To reduce this risk and protect against illness,
