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2. Cross-linked polyethylene - Wikipedia

   en.wikipedia.org/wiki/Cross-linked_polyethylene

   A cross-linked polyethylene (PEX) pipe. Cross-linked polyethylene, commonly abbreviated PEX, XPE or XLPE, is a form of polyethylene with cross-links.It is used predominantly in building services pipework systems, hydronic radiant heating and cooling systems, domestic water piping, insulation for high tension (high voltage) electrical cables, and baby play mats.

3. OTC Tool Company - Wikipedia

   en.wikipedia.org/wiki/OTC_Tool_Company

   OTC Tools (originally Owatonna Tool Company) is a tool and equipment manufacturer. It was founded in Owatonna, Minnesota, by Godfrey Kaplan, who operated a small machine shop there. Kaplan's son Rueben, invented the "Grip-O-Matic" universal gear puller and received his first patent. [1] The tool remains virtually unchanged to this day. [2]

4. Piping and plumbing fitting - Wikipedia

   en.wikipedia.org/wiki/Piping_and_plumbing_fitting

   A specialized flaring tool is used to enlarge tubing into a 45º tapered bell shape matching the projecting shape of the flare fitting. [22]: 82 The flare nut, which had previously been installed over the tubing, is then tightened over the fitting to force the tapered surfaces tightly together. Flare connectors are typically brass or plastic ...

5. Comparison of EM simulation software - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_EM...

   FEM, FDTD, PO, Hybrid FEBI, MoM, and Eigenmode expansion (EME). For antenna/filter/IC packages, Radome, RFIC, MMIC, Antenna Placement, Waveguide (radio frequency), EMI, Frequency selective surfaces (FSS), Electromagnetic metamaterials, Composite Material, RCS-Mono and Bi development. XFdtd: commercial Yes Yes Yes Yes Yes Automatic (project ...

6. List of palatal expanders - Wikipedia

   en.wikipedia.org/wiki/List_of_palatal_expanders

   These appliances can be used to achieve expansion in the maxillary arch; there are devices for mandibular expansion or lower expansion too. In past many years, different types of appliances have been made. These types are: tissue-borne, tooth-borne, slow maxillary expansion, rapid maxillary expansion, and bone-anchored.

7. Expandable tubular technology - Wikipedia

   en.wikipedia.org/wiki/Expandable_Tubular_Technology

   The expansion needs to be reliable, when expanding several thousand feet below the surface. This can be from 30 to 6,000 ft in length. Carey Naquin was responsible for the first commercial application of expandable tubular technology.