1
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This ring.

2
00:00:14,720 --> 00:00:21,640
There is a strong magnet in the center, and around it
is surrounded by a light urethane material.

3
00:00:26,540 --> 00:00:32,880
Pass this through this long rod placed on the desk.
Try dropping it.

4
00:00:35,560 --> 00:00:41,640
First of all, just look at the shadow and see how the ring falls.
Please pay attention to it.