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2. 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.

3. 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.

4. Viega - Wikipedia

   en.wikipedia.org/wiki/Viega

   Founded in 1899 by Franz Viegener, [1] Viega sold brass beer taps and moved into home plumbing products by 1901. In 1999 Viega started its North American operations headquartered in Wichita, Kansas with an Educational Facility in Nashua, New Hampshire opened in 2006 along with a plant in McPherson, Kansas in 2008 and Reno, Nevada in 2006.

5. Dental material - Wikipedia

   en.wikipedia.org/wiki/Dental_material

   PEX-based materials do not contain Bisphenol A and are the least cytotoxic material available. Most modern composite resins are light-cured photopolymers, meaning that they harden with light exposure. They can then be polished to achieve maximum aesthetic results.

6. Pipe (fluid conveyance) - Wikipedia

   en.wikipedia.org/wiki/Pipe_(fluid_conveyance)

   An example of a tool used for installation for a small plumbing pipe (threaded ends) is the pipe wrench. Small pipe is typically not heavy and can be lifted into place by the installation craft laborer. However, during a plant outage or shutdown, the small (small bore) pipe may also be pre-fabricated to expedite installation during the outage.

7. Joule expansion - Wikipedia

   en.wikipedia.org/wiki/Joule_expansion

   The Joule expansion (a subset of free expansion) is an irreversible process in thermodynamics in which a volume of gas is kept in one side of a thermally isolated container (via a small partition), with the other side of the container being evacuated. The partition between the two parts of the container is then opened, and the gas fills the ...