California becomes first state to require thirdhand smoke disclosure in home sales

California is now the first state to require sellers of single-family homes to disclose any knowledge of of residue from smoking or vaping on the property. Watch this video from CBS 8 San Diego to learn more.

Click here to read the bill text.

More Must Read Stories

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 reveals alarming risks of thirdhand smoke for children

More than 90% of all children tested in a recent study showed evidence of tobacco smoke exposure, with highest levels found among Black children and those living in low-income and low-education households.

four boxes that show a couch, floor, wall, and chair

Research shows dangers of thirdhand smoke, lingering in home after cigarettes are out

ABC 7 featured Consortium affiliate Ashley Merianos, PhD, from the University of Cincinnati discussing the dangers of thirdhand smoke, especially for children.

white slide that says poster session

First Annual Tobacco and the Environment Symposium Poster Session

Watch the First Annual Tobacco and the Environment Symposium Poster Session recordings.

The Strait Times – Thirdhand Smoke: What Is It? How Harmful Can It Be?

The Strait Times interviewed Dr. Yvette Van Der Eijk about thirdhand smoke.

Learn More

Recent Articles

blue chart with icons of tobacco products

What products contribute to thirdhand chemical residue?

It’s more than just cigarettes — all tobacco products leave behind a thirdhand chemical residue.

An blue graphic with small icons of different health risks from thirdhand smoke

What do we know about the health risks of thirdhand smoke?

Scientists use four main lines of research to study the health risks of thirdhand smoke.

house with arrows pointing to items that need to be replaced in a polluted home

Can I remove thirdhand smoke from my home?

You can remove thirdhand smoke from some objects – but some surfaces are tougher to tackle.

Thirdhand Vape Residue May Disrupt Lung Development at an Early Age

A recent study by Zaman and colleagues at Louisiana State University found that thirdhand vape residue may interfere with lung development at an early age.

a couch with orange smoke, a nose inhaling the smoke, and a graphic of lungs

What does the smell of stale tobacco smoke mean?

If you smell stale tobacco smoke, thirdhand smoke is in the air.

Stay Informed

Get the latest thirdhand smoke news and research delivered straight to your inbox, or follow us on social media:

Thirdhand Smoke Resource Center

Part of the California Thirdhand Smoke Research Consortium and funded by the California Tobacco Related Disease Research Program, TRDRP Grant # 28PT-0078H and TRDRP Grant # T32PT6244, the Thirdhand Smoke Resource Center shares information and resources to protect Californians from exposure to persistent and toxic residue left behind by tobacco, electronic cigarette, and marijuana use.

About Us

Frequently Asked Questions

Your Stories

Learn More

Get Involved

Contact Us

Research

Learn More

Want to contribute or join the discussion? Interested in updates about our progress? Stay connected: