Promoting Public Health: Dusting off a hidden challenge

Jul 19, 2010 · 1.4 MB

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Where does dust come from? Scientists in Arizona are reporting a surprising answer to that question, which has puzzled and perplexed generations of men and women confronted with layers of dust on furniture and floors.

Intro theme and music by Kevin MacLeod. Creative Commons licensed audio from freesound.iua.upf.edu.