Tea leaf paradox (Secondary flows)

Credit: Chirag Kalelkar Download my articles here: 1. Salt oscillator 2. Instability of Kolmogorov flow 3. Experiments with vortex rings 4. Experiments with soap bubbles and soap films 5. Experiments with non-Newtonian fluids 6. Bubble raft 7. Antibubbles 8. Kelvin-Helmholtz instability 9. Rayleigh-Taylor instability 10. Analog computing with soap films 11. Marangoni effect