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6 hours ago · The fifth runway was expected to increase the capacity for landings and take-offs by 40%, from an average of 184 flights per hour to 237 flights per hour. Along with the fifth runway, a new control tower was built to see the entire runway length. The new control tower is the tallest in the United States, over 398 feet (121 m) tall.
6 hours ago · Energy storage is the capture of energy produced at one time for use at a later time [1] to reduce imbalances between energy demand and energy production. A device that stores energy is generally called an accumulator or battery. Energy comes in multiple forms including radiation, chemical, gravitational potential, electrical potential ...
6 hours ago · The roof collapsed, spilling many spectators onto a furnace. Of the hundreds of people on the roof, at least 100 people fell four stories to the factory floor. 60 to 100 more people fell directly on top of the furnace, the surface temperature of which was estimated to be around 500 °F (260 °C).
