Health

Air quality and unconventional oil and gas sites

Research suggesting air pollutants released by unconventional oil and gas production are well over recommended levels in the US is published today in the open access journal Environmental Health. High levels of benzene, hydrogen ...

Health

Formaldehyde levels in hair straighteners too high

(HealthDay)—Formaldehyde concentrations in Brazilian keratin treatment hair straightening products may exceed recommended safety levels, according to a study published in the February issue of the Journal of the American ...

Health

Calif. finds toxins in 'nontoxic' nail polishes

(AP) -- 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.

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