these plants are not adhering to existing environmental regulations, are outdated and should be shut down, but nobody is enforcing the laws.

https://www.thespec.com/news/hamilton-region/why-has-dark-smoke-been-coming-out-of-stelcos-stack/article_22195a90-7337-5639-b37a-584f692109f5.html

https://www.cbc.ca/news/canada/hamilton/hamilton-soot-grime-health-9.7313009

https://www.hamilton.ca/people-programs/public-health/environmental-health-hazards/air-quality-hamilton/black-particulate