Hazardous chemicals from a decommissioned landfill on the Courtaulds property (left) have migrated toward the Cornwall fire station (right) on Second Street East in Cornwall, Ont., seen here on Tuesday, Aug. 18, 2020. An engineering firm can come up with a five-year plan to break down the contaminents underground while protecting the fire hall and its occupants from exposure. (Newswatch Group/Bill Kingston)