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Vortex
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.. figure:: /images/physics_force-field_types_vortex_visualzation.png

   Vortex force field.

The *Vortex* force field gives a spiraling force that twists the direction of points around the force
object's local Z axis. This can be useful for making a swirling sink, or tornado,
or kinks in particle hair.

.. figure:: /images/physics_force-field_types_vortex.jpg

   UI for a Vortex force field.

.. vimeo:: 173811208