https://player.vimeo.com/video/750283808?h=2359fb728a&badge=0&autopause=0&player_id=0&app_id=58479
Set as Normal, by default, this blends the results of the different properties.
The alternatives are: Addition, Subtract, Multiply, Difference, Screen and Overlay.
Animation with the Blend setting of Normal.
In this animation, the Blend is set to Addition.
Blend set to Subtract, in this animation.
Here the Blend setting is Multiply.
This animation shows the Blend setting of Difference.
The Blend is set to Screen, here.
This final animation has the Blend setting of Overlay.