3M knew for more than 50 years that its products could harm humans, Australian government alleges in court documents

Exclusive: federal government court filings claim internal company documents included warnings about products being toxicGet our breaking news email, free app or daily news podcastManufacturing company 3M knew more than 50 years ago that its firefighting products – including components in Pfas “forever chemicals” – could be hazardous to the health of humans and animals and damage the environment, the federal government has claimed in court documents.In filings as part of its $2bn lawsuit against the multinational company, commonwealth lawyers said products sold to Australia were known to stay present in water and soil, were persistent in the human body