Fire truck arriving at a huge fire in the city of Toronto, Canada

factory fire large fire toronto city canada fire incident urban emergency firefighters fire truck emergency response factory premises blaze cityscape firefighting team smoke plumes firefighters battling flames urban disaster firefighters in action city of toronto firefighters on duty firefighting efforts fireman emergency services firefighting equipment urban hazards smoke and flames firefighter uniform firetruck arrival emergency sirens smoke and rescue toronto landmarks city danger department control alarm extinguishing suppression safety truck rescue disaster infrastructure urban scene hazards catastrophe