Visualization of flow of nitrogen gas released from a bursting soap bubble using laser sheet method

This movie shows the soap bubble bursting process using a laser sheet method. The green area in the visualization indicates the nitrogen gas which fills the soap bubble. When a soap bubble bursts, two different kinds of nitrogen gas flow are produced: the first flow is driven by the pressure difference between the inside and outside of the soap bubble and the second one is driven by the motion of the liquid soap film.

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