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Pneumatic tubes (or capsule pipelines, also known as pneumatic tube transport or PTT) are systems that propel cylindrical containers through networks of tubes by compressed air or by partial vacuum. They are used for transporting solid objects, as opposed to conventional pipelines which transport fluids.
Polytrimethylene terephthalate (PTT), is a polyester synthesized and patented in 1941. [1] [2] It is produced by a method called condensation polymerization or transesterification. The two monomer units used in producing this polymer are: 1,3-propanediol and .
Wire bonding is a method of making interconnections between an integrated circuit (IC) or other semiconductor device and its packaging during semiconductor device fabrication. Wire bonding can also be used to connect an IC to other electronics or to connect from one printed circuit board (PCB) to another, although these are less common.
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The partial thromboplastin time (PTT), also known as the activated partial thromboplastin time (aPTT or APTT), is a blood test that characterizes coagulation of the blood. A historical name for this measure is the kaolin-cephalin clotting time (KCCT), [1] reflecting
Patrick Daniel Tillman Jr. (November 6, 1976 – April 22, 2004) was an American professional football player for the Arizona Cardinals of the National Football League (NFL) who left his sports career and enlisted in the United States Army in May 2002 in the aftermath of the September 11 attacks.
Sorona is DuPont de Nemours, Inc.'s brand of Triexta, a subclass of polytrimethylene terephthalate (PTT) [1] named and commercialized in 2000. [2] The fibers are soft and stain-resistant while exhibiting high strength and stiffness.
Packet Switch Stream (PSS) was a public data network in the United Kingdom, provided by British Telecommunications (BT). It operated from the late 1970s through to the mid 2000s. Research, development and implementation. EPSS.
