Here's a fun article at NASA's Web site about moonbuggies and the importance of quick repairs with duct tape, as well as this year's Great Moonbuggy Race in Huntsville, Alabama:
http://science.nasa.gov/headlines/y2008/21apr_ducttape.htm?list39638
Above: Apollo 17 moonbuggy fender repaired with duct tape
http://science.nasa.gov/headlines/y2008/21apr_ducttape.htm?list39638

Above: Apollo 17 moonbuggy fender repaired with duct tape