http://www.netvouz.com/conradandrose/tag/abrasion?feed=rss conradandrose's bookmarks tagged "abrasion" on Netvouz http://www.hbrobotics.com/rat.html The Rock Abrasion Tool (RAT) was part of the NASA 2003 Mars exploration mission, where it was used to abrade and sweep the surface of Mars, revealing rock for scientific examination. Conrad > Astronomy > Spacecraft > Mars > Rovers - On Mars Since 2/04 conradandrose Sat, 28 Oct 2006 01:56:56 GMT