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  • "Asbestos fact sheet." Office of Environmental Health Hazard Assessment. 2003. http://www.oehha.org/air/toxic_contaminants/Asbes_F.html
  • "Insulation fact sheet." Department of Energy. Jan. 15, 2008. http://www.ornl.gov/sci/roofs+walls/insulation/ins_01.html
  • Barbalace, Roberta. "Asbestos, its chemical and physical properties." EnvironmentalChemistry.com. Oct. 2004. http://environmentalchemistry.com/yogi/environmental/asbestosproperties
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