Canola oil factory in flames in Melbourne

A canola oil factory is on fire in Melbourne’s south east, with flames billowing into the sky.

The building at Carrum Downs has been badly damaged with police treating the blaze as suspicious.

It took firefighters more than 30 minutes to bring the blaze under control.

There are no reports of injuries.

Police and fire crews are at the scene investigating the blaze. 

More to come.