1 2 3 4 1 _ _ _ _ 2 _ _ _ _ 3 _ _ _ _ 4 _ _ _ _ ACROSS 1) implement consisting of a small piece of cotton that is used to apply medication or cleanse a wound or obtain a specimen of a secretion 2) the dressed skin of an animal (especially a large animal) 3) the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics 4) a portable shelter (usually of canvas stretched over supporting poles and fastened to the ground with ropes and pegs) DOWN 1) move so that an opening or passage is obstructed; make ____ 2) ligament made of metal and used to fasten things or make cages or fences etc 3) an important port of yemen; located on the gulf of ____; its strategic location has made it a major trading center of southern arabia since ancient times 4) a regular route for a sentry or policeman ** Scroll down for solution. ** Are you sure you want to peek? swab hide urea tent