Fire and Rescue crews are currently attending to a building fire in Rooty Hill.
The fire involves 20-30 tonnes of molten glass at a plant in Woodstock Avenue, with the blaze currently burning at 1400 degrees.
Roughly 10 crews are currently surrounding the fire with internal attack lines, with 40 firefighters at the scene.
Crews arrived just before 3.10pm, with the blaze on the fourth floor of the plant.
It is understood that there are large amounts of smoke.