Prop. 65 Clearinghouse Annual Conference

Prop. 65 Clearinghouse Annual Conference

PR Newswire
This year’s Prop. 65 Conference will be the first in person meeting since the COVID pandemic. Over two hundred businesses, trade associations, attorneys, and regulators are expected to attend the one-day gathering.  

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Study offers more quantitative insights into long-term health risks of thirdhand smoke exposure

News - Medical
The study found that exposure through all of these pathways – inhalation, dust ingestion, and dermal absorption – under typical indoor conditions can result in NNK doses that exceed health guidelines known as “No-Significant Risk Levels” established by California’s Office of Environmental Health Hazard Assessment as part of Proposition 65. These cumulative exposures can contribute to elevated cancer risk. Dermal exposure routes contribute significantly to TSNA intake at levels that can be comparable to or even higher than inhalation. [TSNAs, including NNK, are strong human carcinogens found in tobacco smoke]

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OEHHA Notices

Proposition 65: No Significant Risk Level for Antimony Trioxide

The Office of Environmental Health Hazard Assessment (OEHHA) is proposing to adopt a Proposition 65 No Significant Risk Level (NSRL) for antimony trioxide by amending Title 27, California Code of Regulations, section 25705(b). The proposed NSRL for antimony trioxide is 0.13 micrograms per day.

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