Is made of Rope Yarn, consisting generally of two, six, or nine Threads, which are divided into three Parts, and are platted over one another, and then is beaten smooth and flat with a Mallet; is to serve the Ropes, that is, to keep them from gauling. Skeets Are for weting Yachts Sails, or the Ship's Sides in ordinary the Summer Season. Skek Usually called the Skeg, is that little Part of the Keel, which is cut slaunting, and is left a little without the Stern Post. Skids Are wooden Fenders fay'd on the Outside of the Ship, for the Conveniency of hoisting in Boats, Provisions, _&c._ Skimmers Made with a round Hoop of Iron, and a Socket for a Pole or Spar to go into, as a Handle in the Middle of the Hoop. A Net is made of Rope Yarn, not unlike an Oyster Drudge, and they are used by the Scavengers for clearing Chips, _&c._ which float on the Surface of the Water, from getting into the Joints of the Gates, or into the Drains of the Docks. Slatch After long foul Weather, if there come a small interval of fair, they say, this is a Slatch of fair Weather. Sleepers Are commonly three Strakes of Foot Waaling thicker than the rest, wrought over the Wrungheads. Slices Are used by the Smiths to clear and keep their Fire together. Slideing Rule A Mathematical Instrument serving to work Questions in Gauging, measuring Timber without the Use of Compasses, merely by the slideing of the Parts of the Instrument one by another, the Lines and Divisions whereof give the Answer by Inspection. Slings Boat Are fixed with Thimbles and Tackle Hooks, which hook into small Ringbolts drove in the Stem, Midships and Stern of the Boats, for hoisting them in or out of the Ship. Buoy Are fixed round them, which not only is a Means to defend them from being staved, but also the Buoy-ropes are seized to one of their Ends. Butt Gun Hogshead Are made use of for hoisting them in or out of the Ship. Snipe Bills Are a Sort of Hooks used for fastening the Axle-trees of the Chain Pumps to the Bitts. Snorters The Smiths put them on one End of the Beak Iron, to turn any of their Work with. Soap Is used for Paying the Slips to make them slippery, that the Ships, when to be launched in their Cradles, or Buildge ways, meet with no Obstruction or Stop in their Run. Sodder Used by the Plumber for soddering of Pipes, Furnace, and Water Cocks, _&c._ Sounding Is when the Depth of Water is tryed either by an Inch or three Quarter Rope, with a deep Sea Lead at the End of it; is marked at two, three, or four Fathom with a Piece of black Leather betwixt the Strands, but at five Fathom is marked with a Piece of white Leather or Cloth. Spanshakle Is a large Clasp of Iron, which goes round the End of the Davit upon the Fore-Castle, having a long Bolt, which goes through a Fore-Castle Beam, and also Forelocks through an upper Deck Beam in the Midships.