S-Twist Yarn is a left-handed twisted yarn. See Z-Twist.
Satin and Sateen is a fabric weaves where one yarn floats over a series of threads before it interlaced once. When the warp floats over a series of picks (at least four) the fabric called satin, when the filling floats over a series of ends, the material called Sateen; it weaves to make fabric surfaces shiny and very smooth.
Sea Island cotton is along with Egyptian cotton fibre, the most excellent grade of cotton available. The thread spun into yarn two times finer than Pima cotton, the next-best cotton grade.
Seconds (imperfect fabrics) is the name on materials (woven or knitted) containing flaws in the weave, finish, or dyeing, and sold as ‘‘seconds’’.
Selvedge denim is a term used to describe the old 28 29 inch shuttle looms produced denim where selvedge closed.
Shape-memory material is a term used to describe a type of materials/fabrics that return to a specific shape, after being exposed to particular temperatures. This process of changing can be repeated several times and therefore are materials capable of remembering their original form. It regarded as intelligent textiles.
Silicone is a term used to describe silicon-containing polymer materials which have found extensive use in the industry because of their excellent stability. They are available as fluids, sealant-adhesives, moldable resins, and rubbers – First silicone oil made in the 1870s, its insensitivity to both high.
Silk-screen printing is a process by which repeats of a motif or pattern made; the procedure involves the use of silk (or similar material of fine mesh) tightly stretched on frames; a separate structure for each colour.