A new window cleaning apparatus that allows simultaneous cleaning of exterior and interior windows was one of the more popular inventions introduced by college students at the IIT Dehli open house.
The window cleaning invention used magnets, covered with cleaning pads, attached to two separate panels. As the Hindustan Times article explained, “When a person starts cleaning the pane from inside, the second panel is clamped on to the other side. The magnets on both panels keep the one outside from falling. It also mimics the movement of the panel in our hands.”
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