Suspected Human Carcinogen

Titanium dioxide (TiO2) nanoparticles are frequently present in face masks: https://t.co/FBn2GxWR9v
– A new study with scanning transmission electron microscopic & energy dispersive X-ray spectroscopy.
– TiO2 i s a suspected human carcinogen when inhaled …#Masks #COVID19 pic.twitter.com/fc3V0haxN7

— Dr John B. (@DrJohnB2) February 19, 2022