Popcorn lung from vaping flavor chemicals like diacetyl may scar airways

https://www.livebinders.com/b/3672162?tabid=85f22e7c-e97e-56a0-2af5-e7fef2f2010d

Popcorn lung from vaping flavor chemicals like diacetyl may scar airways. Persistent cough and wheeze are warning signs to seek medical advice.