New gas stations under the Gen7 brand have opened in recent weeks in Rankin on Batchewana First Nation near Sault Ste. Marie and at Jocko Point on Nipissing First Nation near Sturgeon Falls.

The gas released during the coke production process, known as coke-oven gas or “COG”, is a toxic mix of human carcinogens comprised of approximately 54% hydrogen with the balance consisting of ...