Chosun University may have the hottest male and female college dorms in the world — if you’re talking solar energy.

Atop both the men’s and women’s dorm a 25 kilowatt solar system pumps out energy. The combined electricity generation of the two buildings is an impressive 50 kw.

The dorms are connected to the energy grid of Gwangju city, where the university is located. When the buildings make more energy than students use, excess energy flows into the city’s grid. When students use more than the solar systems can produce (say, due to post-final exam parties), the dorms simply top up with energy from the city’s supply.

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