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The experts on indoor ventilation systems determined that there is no ventilation system capable of eliminating cannabis smoke or vape. Borrowing a quote from this California Department of Public Health publication  (p. 2), "In 2015, the American Society of Heating, Refrigeration and Air-Conditioning Engineers (ASHRAE), the organization that develops engineering standards for building ventilation systems, expanded their definition of Environmental Tobacco Smoke (ETS) to inclu

Researchers from the National Institutes of Health studied those who worked security at an outdoor venue. Some were off-duty police...

Covered in this document: Facts about secondhand marijuana smoke; Understanding the harms; Health risks of exposure to secondhand...

In a room where cannabis was vaped, THC was detected on hard surfaces. This is a first step in understanding how vape deposits in an...

Decades-long expert, Dr. Paula Gordon, speaks to the disastrous effects of first, second and thirdhand exposure to cannabis, CBD and...

This article documents a study which finds that 2nd hand exposure to cannabis may be responsible for triggering allergic response in two...

This study attempted to explore the potential for allergic health risks of occupational exposure to cannabis among Belgian Police...

TILT, or Toxicant-Induced Loss of Tolerance, is when individuals are exposed to nanoparticles and other toxins and develop a loss of...

1 in 4 marijuana users get high at work, according to a survey in Washington, Oregon, and Colorado. 1 in 4 also report getting high...

Cannabis odors can be detected more than a mile from their source and can “often be described as pungent, skunky, floral, fruity, or even...

This study evaluated human toxicological and subjective effects after passive (second-hand) exposure to cannabis smoke and concluded In...

People experience psychoactive effects after second-had exposure to marijuana smoke, as this leads to cannabinoid metabolites in bodily...

A Portland couple who are non-users of marijuana claim their neighbors' legal marijuana grow is making them sick. "My face gets...

Article highlights: Third-hand smoke includes “residue from smoke that remains on walls, carpets, furniture, and other surfaces long...

Article: Suffolk County To Attempt To Ban Smoking In Private Homes Spencer, who is also a medical doctor, said secondhand smoke can...

The American Lung Association cautions the public against smoking marijuana because of the risks it poses to the lungs. Marijuana can...

A marijuana grow radically changed the health and safety conditions in this Oregon community. Read the Register-Guard article

This Yahoo News Article discusses a new syndrome, Cannabinoid Hyperemesis Syndrome, or CHS, associated with cannabis use. In addition,...

This study focuses on nicotine and e-cigarette chemicals, but regardless the article illustrates how thirdhand smoke / vape exposure can...

This article discusses the health dangers of indoor pot grows and how residents, neighbors, etc. can be exposed. Highlights: "The study...