Tobacco companies knew that cigarette smoke contained radioactive alpha particles for more than four decades and developed "deep and intimate" knowledge of these particles' cancer-causing potential, but they deliberately kept their findings from the public, according to a new study by UCLA researchers.
A duty to minimize the damage to their brand? I mean sure, but only to their shareholders.
They also have a duty to their fellow countrymen not to kill them, but that’s never stopped them.