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✳️ PTSource PolyDraw is a free 3D polygonal modeller for Windows x86 and x64, for creating or modifying 3D objects using a mesh of 3D points and parametric NURBS Curves .Exports and imports to over 40 formats including WebVR and 3D Printing.
Notes and slides created for video of STEM concept walkthroughs. Topics include surface and colloid science, chemical reaction engineering, process dynamics and control, and process design.