Blender Daily writes: OpenVDB is a file format to store volumetric data like fire and smoke, clouds or water simulations. In this video I demonstrate how to use them in Blender by importing and shading an explosion. The file used in the video can be downloaded for free, if you want to follow along.
from BlenderNation https://www.blendernation.com/2020/12/27/how-to-import-and-shade-openvdb-simulations-in-blender/
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