Q: What is in ceiling void dust?

A: A large range of contaminants arising from the above activities can be present, including:

  • Heavy metals

  • Radioactive metals

  • Other metals

  • Fibres

  • Organic compounds

  • Biological matter

  • Fallout of other persistent hazardous air pollutants

Photos show coal gas burner emissions being vented directly into a ceiling void.
Photo source: Ceiling Suckers – Copyright: Gideon Schumann www.ceilingsuckers.com.au/gallery.html  

For examples in each category please see www.lead.org.au/lanv7n2/L72-2.html

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