Create a realistic puddle? I'm creating a scene involving a spilled Nuka-Cola bottle. Here's how it looks:

The puddle on the ground looks too.. smooth. I would like it too look a little bit more noisy and realistic. Changing color settings or roughness or IOR didn't help.
From your Blender file, i've done the following node setup, if you do the same, just change a bit your camera position or lightsource position, so the fluid can have something to reflect: