Dirty Business is the brand new factual-drama from Channel 4 . The series is based on a decade-long investigation into England's water companies, and tells the real stories of whistleblowers and victims who believe their lives have been destroyed after encountering sewage polluted water. The synopsis for the series reads: "Dirty Business follows the story of two unlikely detectives, who notice that the fish in the river running through their idyllic Oxfordshire hamlet are dying. They contact