Three people have been treated for chemical smoke inhalation after police found a sophisticated clandestine drug laboratory in St Marys.
Police were called to the premises after Fire Rescue NSW responded to reports of smoke coming from an industrial premises about 6.45pm on Sunday.
Investigations revealed that the smoke was caused by the clandestine drug set up inside.
There were no occupants inside the premises; however, three workers from a neighbouring unit were treated by paramedics for chemical smoke inhalation.
None needed hospital treatment.
St Marys police established a crime scene, while specialist officers from the State Crime Command’s Chemical Operations Unit and the FRNSW Hazard Materials Response Unit made sure that the scene was safe.
The site will be forensically examined today.
Anyone with information: St Marys Police on 9677 7499 or Crime Stoppers on 1800 333 000.