This is kind of hard to search for because I don’t know if I should say they are spots or bubbles, and then bubbles are usually usually referring to a final product, so apologies if this is obvious! I’m getting bubbles lately, and the two major changes are 1. Sodium citrate and 2. RBO. I did notice that my RBO had little bubbles when I poured it (I shook the bottle because there was sediment at the bottom I figured ought to be distributed evenly. Maybe I should have let it sit and settle before proceeding? I used a LOT of water (28% lye concentration) because I wanted plenty of time to play. Photos: 1. three types, RBO/cocoa no color, RBO/cocoa with TD, RBO/Shea 2. The bubbliest one 3. Olive oil/CO with a RBO and Shea swirl. 4. Closeup of RBO/Shea swirl.