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2. Turnbuckle - Wikipedia

   en.wikipedia.org/wiki/Turnbuckle

   Small (80 mm (3 + 5 ⁄ 32 in)) turnbuckleA turnbuckle, stretching screw or bottlescrew is a device for adjusting the tension or length of ropes, cables, tie rods, and other tensioning systems.

3. List of screw and bolt types - Wikipedia

   en.wikipedia.org/wiki/List_of_screw_and_bolt_types

   The screw itself should be drilled a minimum of 1" into the concrete to hold effectively and a maximum of 1-3/4" or the threads will wear and will lose holding power. Ideally 1-1/4" to 1-1/2" of screw thread in the concrete. [1] So for example, if a 1/2" board is being screwed onto the concrete, a 1-3/4" to 2" concrete screw should be used ...

4. Man overboard rescue turn - Wikipedia

   en.wikipedia.org/wiki/Man_overboard_rescue_turn

   A man overboard rescue turn (or person overboard) [1] is a shiphandling manoeuvre usually implemented immediately upon learning of a person having gone overboard into the sea. To bring a vessel closer to the person's location, implementations of the principles described are: the Anderson turn (or single turn), the quick turn (also known as the ...

5. Interrupted screw - Wikipedia

   en.wikipedia.org/wiki/Interrupted_screw

   The amount of rotation required to achieve full closure depends on the number of unthreaded sectors. The minimum balanced arrangement has two sectors of 90°, and requires 1/4 turn to lock. three sectors of 60° requires 1/6 turn to lock, and the typical arrangement on a diving helmet, four sectors of 45°, requires 1/8 turn to lock. [2]

6. Lifeboat (shipboard) - Wikipedia

   en.wikipedia.org/wiki/Lifeboat_(shipboard)

   A quick release and pressure release mechanism is fitted on ships so that the canister or pump automatically inflates the lifeboat, and the lifeboat breaks free of the sinking vessel. Commercial aircraft are also required to carry auto-inflating liferafts in case of an emergency water landing; offshore oil platforms also have liferafts.

7. AOL.com - News, Sports, Weather, Entertainment, Local & Lifestyle

   www.aol.com

   AOL latest headlines, entertainment, sports, articles for business, health and world news.

8. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   www.aol.com/local

   Get the latest news, politics, sports, and weather updates on AOL.com.

9. Here’s the last day to send your gifts in time for the holidays

   www.aol.com/last-day-send-gifts-time-143042135.html

   The facility is currently processing 1 million packages per day. (Mario Tama/Getty Images) The countdown to Christmas is on, but the threat of delayed packages could dampen the holiday spirit.