Using certain electronic cigarettes at high temperature settings could potentially release more formaldehyde, a cancer-causing chemical, than smoking traditional cigarettes does, new lab tests suggest.
The EPA now considers poor indoor air quality to be a top risk to public health.
UC Berkeley researchers have recorded high levels of the carcinogen formaldehyde at dozens of Northern California day care facilities.
Some nail polishes commonly found in California salons and advertised as free of a so-called “toxic trio” of chemicals actually have high levels of agents linked to birth defects, according to state chemical regulators.
San Francisco supervisors were considering legislation that would encourage residents to go to salons that use chemical-free nail polish.