BOSTON (CBS) – You’ve probably heard of second-hand smoke but what about third-hand smoke?
A new study finds that residual chemicals from tobacco smoke can persist on indoor surfaces like furniture, carpets, and clothing even if no one has smoked there for many years.READ MORE: Massachusetts Companies Starting To Announce Vaccination Requirements For Employees
Researchers at Drexel university in Philadelphia analyzed the air in a non-smoking, unoccupied classroom over the course of a month.READ MORE: Worcester Father Carlos Betancourt Accused Of Swinging Knife, Then Baseball Bat At Teen Lifeguards
They themselves were surprised when they found a significant amount of chemical residue associated with tobacco smoke.
The concern is that these potentially harmful chemicals could be absorbed through the skin, ingested or inhaled and can move through buildings easily through the HVAC system.MORE NEWS: AG Healey Sues Grubhub For Allegedly Charging Restaurants Illegally High Fees During Pandemic
Studies done on mice have shown these particles could have health effects but more research needs to be done on humans.