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2. Interlock (engineering) - Wikipedia

   en.wikipedia.org/wiki/Interlock_(engineering)

   To open the kiln door, the switch is first opened, which releases the key. The key can then be used to unlock the kiln door. While the key is removed from the switch interlock, a plunger from the interlock mechanically prevents the switch from closing.

3. Trapped-key interlocking - Wikipedia

   en.wikipedia.org/wiki/Trapped-key_interlocking

   In order to open the kiln door, the power switch must first be turned off, which releases the key and allows it to be removed from the interlock. The key can then be used to unlock the kiln door. While the key is removed from the switch interlock, a plunger from the interlock mechanically prevents the power switch from being turned on.

4. Mantrap (access control) - Wikipedia

   en.wikipedia.org/wiki/Mantrap_(access_control)

   Entrance to HM Prison Edinburgh. A mantrap, security mantrap portal, airlock, sally port or access control vestibule is a physical security access control system comprising a small space with two sets of interlocking doors, such that the first set of doors must close before the second set opens.

5. Safe-cracking - Wikipedia

   en.wikipedia.org/wiki/Safe-cracking

   Drill-points are often located close to the axis of the dial on the combination lock, but drilling for observation may sometimes require drilling through the top, sides or rear of the safe. While observing the lock, the attacker manipulates the dial to align the lock gates so that the fence falls and the bolt is disengaged.

6. Ignition interlock device - Wikipedia

   en.wikipedia.org/wiki/Ignition_interlock_device

   A Draeger ignition interlock device (red arrow) in a Scania bus. An ignition interlock device or breath alcohol ignition interlock device (IID or BAIID) is a breathalyzer for an individual's vehicle. It requires the driver to blow into a mouthpiece on the device before starting or continuing to operate the vehicle.

7. 13 Types of Mulch—and How to Choose the Right One for Your Yard

   www.aol.com/lifestyle/13-types-mulch-choose-one...

   Inorganic mulch can be a beautiful addition to your garden; consider the following. Seashells. If you live near an ocean, you already know that crushed seashells can make beautiful garden paths.

8. Purchase rates for Wednesday, February 12, 2025 - AOL

   www.aol.com/finance/mortgage-and-refinance-rates...

   See today's average mortgage rates for a 30-year fixed mortgage, 15-year fixed, jumbo loans, refinance rates and more — including up-to-date rate news.

9. Interlocking - Wikipedia

   en.wikipedia.org/wiki/Interlocking

   Railway interlocking is of British origin, where numerous patents were granted. In June 1856, John Saxby received the first patent for interlocking switches and signals. [2] [3]: 23–24 In 1868, Saxby (of Saxby & Farmer) [4] was awarded a patent for what is known today in North America as “preliminary latch locking”.