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2. Garage door - Wikipedia

   en.wikipedia.org/wiki/Garage_door

   The weight of the door may be 400 lb (180 kg) or more but is balanced by either a torsion spring system or a pair of extension springs. [2] A garage door opener is controlled motorized mechanism for opening garage doors adds convenience, safety, and security often used with a remote or a button on wall. [3]

3. Torsion spring - Wikipedia

   en.wikipedia.org/wiki/Torsion_spring

   Garage Door Sectional Torsion Spring A mousetrap powered by a helical torsion spring Video of a model torsion pendulum oscillating. A torsion spring is a spring that works by twisting its end along its axis; that is, a flexible elastic object that stores mechanical energy when it is twisted.

4. Spring (device) - Wikipedia

   en.wikipedia.org/wiki/Spring_(device)

   A flat spring fixed only at one end like a cantilever, while the free-hanging end takes the load. Coil spring Also known as a helical spring. A spring (made by winding a wire around a cylinder) is of two types: Tension or extension springs are designed to become longer under load. Their turns (loops) are normally touching in the unloaded ...

5. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

6. ‘Queer Eye’ stars thought show was entering its ‘sunset era ...

   www.aol.com/queer-eye-stars-thought-show...

   The stars of "Queer Eye" talk to TODAY's Hoda Kotb about the Netflix show's ninth season, out Dec. 11.

7. Antibiotic use does not increase dementia risk, study suggests

   www.aol.com/antibiotic-does-not-increase...

   Allder told Medical News Today that the findings should reassure older adults, adding: “The study clearly shows that antibiotic use does not increase the risk of cognitive impairment or dementia ...