Amazing science experiments with brilliant results!

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00:00This is a production of the U.S. Department of State.

00:07This is a production of the U.S. Department of State.

00:14This is a production of the U.S. Department of State.

00:32This is a production of the U.S. Department of State.

00:38This is a production of U.S. Department of State.

00:44This is a production of U.S. Department of State and State.

00:51This is a production of U.S. Department of State.

00:57Serving U.S. Department of State is endu 나오는 under the center for the U.S. Department of State.