Here... you all will dig this...lol:
Okay, so I started dosing some KENT additives (essential elements and Coral Vite) because they contain potassium, iron, strontium, molybdenum... all the things that some EU companies sell for 4x more.
Anyways... my skimmate changed... So I was cleaning the 'baby pooh' and it was more like black oil. I suppose you can 'overskim'...lol. Whatever was in the Kent stuff ended up in my cup later on.
Here is my finger about 1/4-3/8" away from the side of the wall (Yeah, I was brave and took one for the team that day...lol):
Here I move my finger back about another 1/4-3/8":
When I emptied it, it looked like crude in the bottom of my cup:
