Boat articles; stitch & glue; cedar strip building; urea formaldehyde glue; polyurethane adhesives. first, polyurethane, pu for short or sometimes pur, is not a. Following swedish small boat designer/buider/sailor sven yrvind’s blog has given me confidence to consider building my boat of a foam core glass fibre sandwich. By manuel lira is danny garcia vs. keith thurman the next great fight or yet another stinker in the sport of boxing? this saturday’s prime time matchup between.