Explaining Everything on Instagram: "A large plastic container filled with water and live catfish is placed inside the car. To keep the fish alive during transport, the driver uses a simple but clever trick: a blue tube is submerged in the water, with the other end taped outside an open window. As the car moves, air rushes through the tube and creates continuous bubbles, naturally aerating the water and supplying oxygen to the fish. No pump, no electricity — just airflow and basic physics. It’s