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8 Nov 2009

Moon Dust Madness!

- 6 Jan 2001
By Trudy E Bell and Dr Tony Phillips   
Page 3 of 3

Moreover, according to data from the Pathfinder mission, Martian dust may also contain trace amounts of toxic metals, including arsenic and hexavalent chromium - a carcinogenic toxic waste featured in the docudrama movie Erin Brockovich (Universal Studios, 2000). That was a surprising finding of a 2002 National Research Council report called Safe on Mars: Precursor Measurements Necessary to Support Human Operations on the Martian Surface.

The dust challenge would be especially acute during windstorms that occasionally envelop Mars from poles to equator. Dust whips through the air, scouring every exposed surface and sifting into every crevice. There's no place to hide.

To find ways of mitigating these hazards, NASA is soon to begin funding Project Dust, a four-year study headed by Masami Nakagawa, associate professor in the mining engineering department of the Colorado School of Mines. Project Dust will study such technologies as thin-film coatings that repel dust from tools and other surfaces, and electrostatic techniques for shaking or otherwise removing dust from spacesuits.

mars

The Columbia Hills under dusty-salmon skies on Mars
(You can also read our related information article

Mars Via The moon

These technologies, so crucial on the Moon and Mars, might help on Earth, too, by protecting people from sharp-edged or toxic dust on our own planet. Examples include alkaline dust blown from dry lakes in North American deserts, wood dust from sawmills and logging operations, and, of course, abrasive quartz dust in mines.

The road to the stars is surprisingly dusty. But, says Kerschmann, "I strongly believe it's a problem that can be controlled."

For more information

Full length TV shows to download from Firstscience.tv Video: The Moon [FirstScience presents]
Since its formation 4.5 billion years ago the Moon has been edging away from Earth yet it has influenced our planet in many profound ways.

 
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