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The history of Facebook traces its growth from a college networking site to a global social networking service. [15]Mark Zuckerberg, co-creator of Facebook, in his Harvard dorm room, November 2005
In October 2006, the company announced plans to install thousands of solar panels to provide up to 1.6 Megawatt of electricity, enough to satisfy approximately 30% of the campus' energy needs. [ 314 ] [ 315 ] The system is the largest rooftop photovoltaic power station constructed on a U.S. corporate campus and one of the largest on any ...
Glass fibers have been produced for centuries, but the earliest patent was awarded to the Prussian inventor Hermann Hammesfahr (1845–1914) in the U.S. in 1880. [3] [4]Mass production of glass strands was accidentally discovered in 1932 when Games Slayter, a researcher at Owens-Illinois, directed a jet of compressed air at a stream of molten glass and produced fibers.
In 1965, Western Electric introduced the first widely used telephone switch that implemented computer control in the switching fabric. Throughout the 1960s, [ 11 ] [ 12 ] Paul Baran and Donald Davies independently invented the concept of packet switching for data communication between computers over a network.
An additional precaution is to install a washing machine inside a shallow metal or plastic pan, which can collect minor leakage and divert the water to a nearby drain, or to the outside of a building. Drain pans can also divert water released by other problems, such as a jammed solenoid valve in a washing machine. A serious limitation of drain ...
The east wing of the house was inhabited by the eldest son and his family, while the west wing sheltered the second son and his family. Each wing had a veranda; some had a "sunroom" made with surrounding fabric and supported by a wooden or bamboo frame. Every wing was also built around a central courtyard that was used for study, exercise or ...
Teenage drivers who have no driving record will have higher car insurance premiums. However, young drivers are often offered discounts if they undertake further driver training on recognized courses, such as the Pass Plus scheme in the UK, or if they install a telematics device to monitor their driving style. In the US many insurers offer a ...