Police have evacuated several houses in the North Shore suburb of Birkdale after discovering a clandestine drug lab this morning.
The lab, being used to make methamphetamine, was discovered about 10.30am, police said in a statement.
They went a Birkdale address after receiving reports about a strong chemical smell coming from the property.
The house and some of the neighbouring houses were evacuated.
Police and ESR scientists are examining the scene and the occupants were helping police with their inquiries.