Asbestos, dioxin threats in Japan tsunami rubble

Japanese workers tackling the Herculean task of clearing millions of tonnes of debris from last month's earthquake and tsunami also face health risks from asbestos and dioxins.

Nanotechnology: A risky frontier?

Inside a cramped back room at Rushford Hypersonic, a start-up headquartered in southeastern Minnesota, sits a cube-like machine that throws a mean atomic fastball. At the push of a button, the reactor hurls atoms toward a ...

Study shows how carbon nanotubes can affect lining of the lungs

(PhysOrg.com) -- Carbon nanotubes are being considered for use in everything from sports equipment to medical applications, but a great deal remains unknown about whether these materials cause respiratory or other health ...

Nanotube risk assessment

Italian scientists suggest that we need a much more detailed toxicological approach to hazard assessment before judgement regarding the long-term safety of carbon nanotubes can be made. They outline their results in the International ...

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