sciencephobia on Instagram: "When fuel needs to be transferred from a bottle into a bike or vehicle tank, spillage is usually the biggest headache. A simple trick often shown uses plastic wrap (or thin plastic film) stretched tightly over the bottle’s mouth, with a small hole poked in the center. When the bottle is tilted, fuel exits in a smooth, narrow stream instead of splashing everywhere. This works because the plastic wrap acts as a temporary flow regulator. It prevents sudden air from rush