'Potentially lethal chemical' - No shit Sherlock! Man critical after falling into vat of cyanide 13/12/2007 09:12 LONDON (Reuters) - A British man is critically ill in hospital after falling into a vat of liquid cyanide, police said on Thursday. Two fellow workers had to pull the 62-year-old from the vat of the potentially lethal chemical following the incident at an industrial unit in the northern English town of Leigh in the early hours of the morning. The man was taken to the Royal Bolton Hospital where he is in a critical condition. Police said fire crews had entered into the premises to carry out decontamination procedures and health and safety officers have begun an investigation.