Five people died and 67 others remain under medical observation following an ammonia gas leak at a seafood processing unit in Tamil Nadu, according to the Office of the state's Health Minister.The leak triggered panic at the facility, with dozens of workers reporting breathing difficulties and other symptoms linked to toxic gas exposure.Emergency response teams rushed the affected workers to nearby hospitals as authorities launched rescue and relief operationHealth officials said 67 individuals are currently undergoing treatment and are being closely monitored, while two people have been discharged after receiving medical care.Authorities are investigating the cause of the leak. Further details on the incident and the condition of the injured workers were awaited.The incident has raised concerns over industrial safety protocols at processing facilities handling hazardous substances. Local administration and health officials continue to monitor the situation.