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  2. Table saw - Wikipedia

    en.wikipedia.org/wiki/Table_saw

    The blade of a table saw cutting into wood. A table saw (also known as a sawbench or bench saw in England) is a woodworking tool, consisting of a circular saw blade, mounted on an arbor, that is driven by an electric motor (directly, by belt, by cable, or by gears).

  3. Circular saw - Wikipedia

    en.wikipedia.org/wiki/Circular_saw

    A hand-held circular saw is the most conventional circular saw. This miter saw is a circular saw mounted to swing to crosscut wood at an angle. A table saw. Tractor-driven circular saw. A circular saw or a buzz saw, is a power-saw using a toothed or abrasive disc or blade to cut different materials using a rotary motion spinning around an arbor.

  4. SawStop - Wikipedia

    en.wikipedia.org/wiki/SawStop

    Bosch's new REAXX contractor's table saw appeared at the World of Concrete trade show in Las Vegas in February 2015. [17] The Bosch saw retracts the blade below the table, but unlike SawStop, it does not stop or damage the blade. Pro Tool Reviews published an article comparing the SawStop Jobsite Table Saw with the Bosch REAXX Jobsite Table Saw.

  5. Radial arm saw - Wikipedia

    en.wikipedia.org/wiki/Radial_arm_saw

    A saw which combines the sliding and compound features is known as a sliding compound miter saw or SCMS. Before the advent of the radial arm saw, table saws and hand saws were most commonly used for crosscutting lumber. Table saws can easily rip stock, but it is awkward to push a long piece of stock widthwise through a table saw blade.

  6. Outline of evolution - Wikipedia

    en.wikipedia.org/wiki/Outline_of_evolution

    Mosaic evolution Evolution of characters at various rates both within and between species; Parallel evolution – Similar evolution in distinct species; Quantum evolution Evolution where transitional forms are particularly unstable and do not last long; Recurrent evolution – The repeated evolution of a particular character

  7. James Webb Space Telescope - Wikipedia

    en.wikipedia.org/wiki/James_Webb_Space_Telescope

    Engineers cleaning a test mirror with carbon dioxide snow, 2015 Main mirror assembly from the front with primary mirrors attached, November 2016 Diffraction spikes due to mirror segments and spider color-coded. Webb's primary mirror is a 6.5 m (21 ft)-diameter gold-coated beryllium reflector with a collecting area of 25.4 m 2 (273 sq ft). If it ...

  8. Chennai - Wikipedia

    en.wikipedia.org/wiki/Chennai

    The groundwater table in Chennai is at 4–5 m (13–16 ft) below ground level on average and is replenished mainly by rainwater. [58] Of the 24.87 km (15.45 mi) coastline of the city, 3.08 km (1.91 mi) experiences erosion, with sand accretion along the shoreline at the Marina beach and the area between the Ennore Port and Kosasthalaiyar river .

  9. Poland - Wikipedia

    en.wikipedia.org/wiki/Poland

    Poland, [d] officially the Republic of Poland, [e] is a country in Central Europe.It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia [f] to the northeast, Belarus and Ukraine to the east, Slovakia and the Czech Republic to the south, and Germany to the west.