Details and gory photos at http://www.srl.org/yard/misc/injury.html ("In 1982 Mark was working with a rocket motor that exploded in front of him.")
...capable of hurling a standard two-by-four at speeds up to 200 miles per hour. Violence and danger are materials in Pauline’s work, and fear is often a reasonable response..."
Then I was nearly sure it was satire. I read more and saw the photos, and am now nearly convinced it's real. I kind of don't want to look further and pierce the veil of uncertainty.