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2. Flagpole - Wikipedia

   en.wikipedia.org/wiki/Flagpole

   If it is taller than can be easily reached to raise the flag, a cord is used, looping around a pulley at the top of the pole with the ends tied at the bottom. The flag is fixed to one lower end of the cord, and is then raised by pulling on the other end. The cord is then tightened and tied to the pole at the bottom.

3. Derrick - Wikipedia

   en.wikipedia.org/wiki/Derrick

   When the mast is rotated, the connected boom is swung from to the side. The control of the lifting location is done by the manipulation of the top pulley system and the rotation of the mast at the base. The load is lifted by another pulley system connected to the top of the boom. [2] In a medium load lifting, another construction method can be ...

4. Gin pole - Wikipedia

   en.wikipedia.org/wiki/Gin_pole

   A gin pole used to install a weather vane atop the 200-foot steeple of a church Roof trusses being assembled with gin poles. The gin pole is derived from a gyn, and considered a form of derrick, called a standing derrick or pole derrick, [2] distinguished from sheers (or shear legs) by having a single boom rather than a two-legged one.

5. Arresting gear - Wikipedia

   en.wikipedia.org/wiki/Arresting_gear

   This name is derived from naval parlance when all the line has been pulled through a pulley system, the two pulley blocks are touching, hence "two blocked". Excessive runout can be caused by improper arresting gear settings, excess aircraft gross weight, excess aircraft engagement speed, or excess airplane thrust applied during the arrestment.

6. NFL playoff schedule: Dates, times, TV info for wild-card ...

   www.aol.com/nfl-playoff-schedule-dates-times...

   The NFL playoff schedule is about to be set, with the wild-card dates and times for every matchup to be revealed during Week 18.

7. AI detects ovarian cancer better than human experts in new study

   www.aol.com/ai-detects-ovarian-cancer-better...

   For the nearly 20,000 women in the U.S. who receive an ovarian cancer diagnosis each year, artificial intelligence is emerging as a potentially life-saving tool.. In a new study led by researchers ...