Firefighters in Mass. and across the country fear the toxic chemicals in their gear could be contributing to rising cancer cases Cancer has replaced heart disease as the biggest killer of firefighters, and the International Association of Fire Fighters or IAFF attributes 66% of firefighter deaths between 2002 and 2019 to cancer. The post Firefighters... #press https://www.boston.com/news/local-news/2023/09/14/massachusetts-firefighters-toxic-chemicals-gear-cancer-cases/?utm_source=press.coop