Virginia Tech researchers discover potentially harmful airborne nanoparticles produced through burning of coal

"Environmental scientists led by the Virginia Tech College of Science have discovered that the burning of coal produces incredibly small particles of a highly unusual form of titanium oxide.When inhaled, these nanoparticles can enter the lungs and potentially the bloodstream..."

Resource:

https://vtnews.vt.edu/articles/2017/08/Science-coalairbornenanoparticles.html