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2. Laser cutting - Wikipedia

   en.wikipedia.org/wiki/Laser_cutting

   Diagram of a laser cutter Laser cutting process on a sheet of steel CAD (top) and stainless steel laser-cut part (bottom) Laser cutting is a technology that uses a laser to vaporize materials, resulting in a cut edge. While typically used for industrial manufacturing applications, it is now used by schools, small businesses, architecture, and ...

3. This DeWalt brand drill set is nearly half off during Black ...

   www.aol.com/lifestyle/this-dewalt-brand-drill...

   Get 50% off this bestselling drill set from Dewalt during Black Friday. The set comes with a drill, driver, battery charger, carrying case, and two batteries.

4. Laser beam welding - Wikipedia

   en.wikipedia.org/wiki/Laser_beam_welding

   + + =, [15] where kn=the thermal conductivity normal to the surface impinged on by the laser, h=convective heat transfer coefficient for air, σ is the Stefan–Boltzmann constant for radiation, and ε is the emissivity of the material being welded on, q is laser beam heat flux. Unlike CW (Continuous Wave) laser welding which involves one ...

5. List of laser types - Wikipedia

   en.wikipedia.org/wiki/List_of_laser_types

   Laser types with distinct laser lines are shown above the wavelength bar, while below are shown lasers that can emit in a wavelength range. The height of the lines and bars gives an indication of the maximal power/pulse energy commercially available, while the color codifies the type of laser material (see the figure description for details).

6. Everything at Old Navy is still 50% off for extended Cyber ...

   www.aol.com/lifestyle/everything-at-old-navy-is...

   The good news is that Old Navy is running 50% off the entire site during Cyber Monday. The bad news is that it ends at midnight — and lots of our favorite styles are already sold out.

7. AOL Mail

   mail.aol.com

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