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At the top of the movie Indiana Jones and the Dial of Future, Harrison Ford goes again in time to the Hellenic metropolis of Syracuse in Sicily and witnesses the Roman siege of town in 213-212BC. There he meets native resident Archimedes who had invented weapons to defend his metropolis, together with a warmth ray made by holding up shiny brass mirrors to focus the solar’s rays and set hearth to the Roman ships.
Whether or not the weapon was really constructed, or if it labored isn’t clear (a number of modern-day makes an attempt of constructing such weaponry have yielded blended outcomes), however the precept behind it’s now used to generate solar energy. Parabolic or flat mirrors that monitor the solar, focus the solar’s rays into an intense beam of sunshine that heats a photo voltaic furnace which will get so scorching it might probably soften salt. The warmth saved within the molten salts is used to generate electrical energy, even at night time, answering the criticism that solar energy doesn’t work at the hours of darkness. And by siting photo voltaic crops in areas with plentiful sunshine, such because the Sahara, it helps remedy the issue of cloudy climate, or scarcity of daylight in winter.
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