Callum GoddeMay 28, 2026 – 4.01pmMultinational manufacturer 3M is vowing to fight a multibillion-dollar lawsuit over widespread contamination of Australian defence sites with “forever chemicals”.The federal government is suing 3M for more than $2 billion to recover costs from per- and polyfluoroalkyl substances (PFAS) in firefighting foam that contaminated 28 defence bases across the country.AAPSubscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? Fetching latest articles