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2. Garage door opener - Wikipedia

   en.wikipedia.org/wiki/Garage_door_opener

   The electric overhead garage door opener was invented by C.G. Johnson in 1926 in Hartford City, Indiana. [1] Electric Garage Door openers did not become popular until Era Meter Company of Chicago offered one after World War II where the overhead garage door could be opened via a key pad located on a post at the end of the driveway or a switch inside the garage.

3. Tesla Powerwall - Wikipedia

   en.wikipedia.org/wiki/Tesla_Powerwall

   Starting in 2012, Tesla installed prototype battery packs (later developed into the Tesla Powerpack) at the locations of a few industrial customers. [3] Giga Nevada, Tesla, Inc.'s battery factory where the Powerwall is made. In November 2013, Tesla announced that it would build Giga Nevada, a factory to produce lithium-ion batteries. [4] [5]

4. Battery energy storage system - Wikipedia

   en.wikipedia.org/wiki/Battery_energy_storage_system

   A rechargeable battery bank used in a data center Lithium iron phosphate battery modules packaged in shipping containers installed at Beech Ridge Energy Storage System in West Virginia [9] [10] Battery storage power plants and uninterruptible power supplies (UPS) are comparable in technology and function. However, battery storage power plants ...

5. Toilet roll holder - Wikipedia

   en.wikipedia.org/wiki/Toilet_roll_holder

   A classic horizontal-axle, wall-mounted toilet roll holder. A toilet-roll holder, also known as a toilet paper dispenser, is an item that holds a roll of toilet paper. Common models include a hinged length of wire mounted horizontally on a wall, a thicker axle either recessed into a wall or mounted on a frame, or a freestanding vertical pole on ...

6. Florida man accused of hate crime in deadly shooting of gay ...

   www.aol.com/florida-man-accused-hate-crime...

   A Florida man accused of a hate crime for killing a gay man is asking a judge to dismiss the charges, saying he acted in self-defense. Gerald Radford testified on Friday that he feared for his own ...

7. Electromagnetic door holder - Wikipedia

   en.wikipedia.org/wiki/Electromagnetic_door_holder

   A simple electromagnetic door holder consists of a strong electromagnet, usually attached to a wall or mounted in a floor pedestal enclosure, next to the door it controls. The mechanism may be mounted near the floor, at the upper corner of the open door, or at any convenient height along the latch edge (away from the hinged edge).