If you've been boat shopping lately, you've probably heard a salesman or two talk about vacuum bagging. This construction technique is superior to more traditional ways of laying up fiberglass, both for the hull of a boat and for all the pieces and parts a manufacturer may make. But it's almost become an empty industry buzz-word, because most folks don't have any idea of what vacuum bagging is, or why it's better than other fiberglass construction methods. Tune in to this short video with boats.com Senior Editor Lenny Rudow, and you'll get a clear, simple understanding of what vacuum bagging is, and why it's better.