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Innovation Nation: Shark Repellent
Shark Repellent
Season 3  |  Episode 3  |  National Geographic  |  July 24, 2017

Featuring the DC-3. Host Mo Rocca shows us what device is keeping sharks away from swimmers; the video doorbell connected to your smartphone; the history of the DC-3 airliner; and the coating for plastic bottles that gets the last drop.

Featuring the DC-3. Host Mo Rocca shows us what device is keeping sharks away from swimmers; the video doorbell connected to your smartphone; the history of the DC-3 airliner; and the coating for plastic bottles that gets the last drop.

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