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What is thirdhand smoke?
Thirdhand smoke is the chemical residue from tobacco smoke.
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Does smoking a pipe create thirdhand smoke?
The smoke from smoldering tobacco in the bowl of a pipe and the smoke exhaled by the pipe smoker leaves behind a similar toxic chemical residue as cigarette smoke.


New Study Establishes First Reference Level for Thirdhand Smoke Contamination – Video
These videos were created in collaboration with our community partner, United Women of East Africa Support Team, specifically for Hispanic, Somali, and Pacific Islander communities.


Study finds thirdhand smoke chemical residue on indoor surfaces exceeds cancer risk thresholds
This study finds that thirdhand smoke exposure to VOCs may pose a greater incremental lifetime cancer risk than secondhand smoke exposure, driven by the sustained re-emission of carcinogenic VOCs from surfaces long after active smoking has stopped.

Do cigars cause thirdhand smoke?
Like thirdhand smoke residue from cigarettes, thirdhand smoke residue from cigars can stick to surfaces, clothes, carpets, furniture, and walls, exposing people to harmful chemicals.

Does cannabis create thirdhand smoke?
Smoking or vaping cannabis creates thirdhand chemical residue that has some of the same cancer-causing chemicals as thirdhand chemical residue from smoking or vaping tobacco products.

Do electronic cigarettes create thirdhand chemical residue?
Whether you’re renewing your apartment lease or searching for a new one, avoid thirdhand smoke and rent a smokefree property.

If someone smokes outside, do they bring thirdhand smoke indoors with them?
After smoking, people carry thirdhand smoke on their clothes, skin, and hair into homes, buildings, cars, and other enclosed spaces.

How long does thirdhand smoke last?
Thirdhand smoke can stay on surfaces for years after the people who smoked stopped smoking or moved out.

What surfaces does thirdhand smoke stick to?
Thirdhand smoke can cling to various surfaces like furniture, fabrics, and clothing and can remain long after smoking has stopped.

University of Cincinnati Research Links Childhood Trauma, Tobacco Exposure
A University of Cincinnati study finds that children who experience hardship or trauma are more likely to live in homes where they are exposed to tobacco smoke.

Can you test for thirdhand smoke?
Until a more sensitive test is available, only research labs can effectively detect thirdhand smoke.

Does smoking a pipe create thirdhand smoke?
The smoke from smoldering tobacco in the bowl of a pipe and the smoke exhaled by the pipe smoker leaves behind a similar toxic chemical residue as cigarette smoke.

Do cigars cause thirdhand smoke?
Like thirdhand smoke residue from cigarettes, thirdhand smoke residue from cigars can stick to surfaces, clothes, carpets, furniture, and walls, exposing people to harmful chemicals.

Do electronic cigarettes create thirdhand chemical residue?
The vapor from electronic cigarettes sticks to surfaces similarly to the smoke from a traditional cigarette.

TSNAs: A Toxic Threat in Thirdhand Chemical Residue
Thirdhand smoke contains nicotine, but it also contains toxic, cancer-causing chemicals called TSNA’s.

Thirdhand Smoke Resource Center 2024 Wrapped
Happy New Year from the Thirdhand Smoke Resource Center!