The rate of rise of the bubble
The bubbles rise slower if we add some foamer. For example, the bubble with diameter 0.9mm rises (without a foamer) with 0.20 m/s, and 0.11 m/s with a foamer.
The bubbles rise slower if we add some foamer. For example, the bubble with diameter 0.9mm rises (without a foamer) with 0.20 m/s, and 0.11 m/s with a foamer.