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2. Electrical conduit - Wikipedia

   en.wikipedia.org/wiki/Electrical_conduit

   PVC conduit has long been considered the lightest in weight compared to steel conduit materials, and usually lower in cost than other forms of conduit. [3] In North American electrical practice, it is available in thirteen different size and wall thicknesses, [ 4 ] with the thin-wall variety only suitable for embedded use in concrete, and ...

3. Microducts - Wikipedia

   en.wikipedia.org/wiki/Microducts

   With microduct cabling, bundles of small microducts may be installed in larger protective duct (e.g., PVC conduit). This can be done by jetting for example. Bundles of microducts can also be factory pre-installed. The microducts can be branched very easily in the network.

4. Polyvinyl chloride - Wikipedia

   en.wikipedia.org/wiki/Polyvinyl_chloride

   PVC is often used as the insulating sheath on electrical cables. PVC is chosen because of its good electrical insulation, ease of extrusion, and resistance to burn. [40] In a fire, PVC can form hydrogen chloride fumes; the chlorine serves to scavenge free radicals, making PVC-coated wires fire retardant.

5. Vinyl chloride - Wikipedia

   en.wikipedia.org/wiki/Vinyl_chloride

   The mercury-based technology is the main production method in China due to low price on coal from which acetylene is produced, [3] [2] with over 80% of national capacity as of 2018, even though the resulting PVC contains residues and is only suitable for low-end products like pipes. [15]

6. PGA Tour contemplates announcing fines as part of study into ...

   www.aol.com/pga-tour-contemplates-announcing...

   The PGA Tour is taking a hard look at whether to allow rangefinders and publicize violations as part of a comprehensive study on pace of play and other enhancements to the game that have come out ...

7. Twin and earth - Wikipedia

   en.wikipedia.org/wiki/Twin_and_earth

   'Twin and Earth' electrical cable to British Standard 6004, with twin 6 mm² conductors and uninsulated 2.5 mm² earth continuity conductor. Twin and earth (often written "T&E" and sometimes "T and E") cable is a colloquial name in the UK, Australia, New Zealand and other countries for a type of flat sheathed fixed mains electricity cable, containing two insulated current-carrying conductors ...