...
- If you want a daemon act on all fluids put the fluids to the "Links" fields.
- The same applies to the "Collider" tags: fluids will only interact with linked objects/tags.
Both fluid containers have to be linked to the "Gravity" daemon and the "Collider" tag of the bin.
In order to make the fluids interact with each other they have to be linked as well: Fluid_Water => Fluid_Oil and Fluid_Oil => Fluid_Water
The emitters have to be linked to their appropriate fluid containers: Fluid_Water => Emitter_Water and Fluid_Oil => Emitter_Oil
...