Showing posts with label nanotubes. Show all posts
Showing posts with label nanotubes. Show all posts

Saturday, July 4, 2009

Hidden Health and Financial Liabilities of Nanotechnology


I found this article somewhat thought provoking, Mesothelioma and the Potential Costs of Nanotechnology. Whatever you believe to be science or risk, about mesothelioma, nanotechnology, or nanotubes, the article raises the possibility of repeating the history of asbestos mesothelioma. More specifically, the highlights for me are:
  • Billions of dollars in potential litigation costs, much like that of asbestos litigation, are hidden from nanotechnology investors due to weak regulations governing disclosures and liabilities
  • Many feel the litigation and health risks surrounding asbestos exposure and malignant mesothelioma cases may be repeated with the widespread use of nanotechnology in consumer products
  • Many companies producing nanotechnology have failed to disclose to investors whether the nanotubes they are making are in the dangerous form (carbon nanotubes) and if there is a potential liability for future side effects of exposure to nanomaterials

I want to be an informed investor and consumer. I need to be able to make my own decisions about my health, and need to know if the products I choose are potentially putting my personal health at risk. 'nuff said.

Related Posts: University Researcher Compares Carbon Nanotubes to Asbestos (video) CDC Says Mesothelioma Deaths Increasing Asbestos.com - HONcode Certified Reputable Mesothelioma Resources Are Nanoparticles Dangerous Like Asbestos?

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Saturday, May 9, 2009

University Researcher Compares Carbon Nanotubes to Asbestos (video)

I found this YouTube video that helps me visualize how asbestos is physically similar to carbon nanotubes (CNT), Are Carbon Nanotubes the Next Asbestos? (video): Under a microscope, CNTs look identical to asbestos fibers, leading scientists to believe that they could cause similar health problems. In this video, North Carolina State University (NCSU) researcher, Dr. Jamie Bonner, shares his research on the potential toxicity of carbon nanotubes. 



Friday, May 8, 2009

CDC Says Mesothelioma Deaths Increasing

Morbidity and Mortality Weekly Report (MMWR) reports mesothelioma fatalities over the past several years, Malignant Mesothelioma Mortality --- United States, 1999--2005. In a nutshell . . . CDC's National Institute for Occupational Safety and Health (NIOSH) analyzed annual multiple-cause-of-death records for 1999--2005, the most recent years for which complete data are available. For those years, a total of 18,068 deaths of persons with malignant mesothelioma were reported, increasing from 2,482 deaths in 1999 to 2,704 in 2005. The agency expects the number of mesothelioma deaths to peak next year, and to begin to decline, as the improvements in safety and reduction in asbestos use instituted decades ago payoff. The latency period of mesothelioma can be decades long, so even though asbestos is used less widely today, people continue to get mesothelioma due to their exposure in the past. What's concerning is, "Recent studies suggest that carbon nanotubes (fiber-shaped nanoparticles), which are increasingly being used in manufacturing (9), might share the carcinogenic mechanism postulated for asbestos and induce mesothelioma (10), underscoring the need for documentation of occupational history in future cases. Capturing occupational history information for mesothelioma cases is important to identify industries and occupations placing workers at risk for this lethal disease." 



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