Plotting Velocity Vectors (3D)

Watch the following video for demonstrations:

Summary of the above video:
    1. Right click on wall_artery → Edit
    2. Click on the Render → Transparency 0.7
    3. On the top toolbar, click on the vector icon
    4. Name it Velocity Vector
    5. For the Location in the Geometry tab, select fluid_zone
    6. Click Apply