Science Laboratory Flask and Test Tube Liquid Fill Flat Design

This clean, animated clip depicts a scientific experiment or process using classic laboratory glassware. A round-bottom flask, connected by a tube to a test tube, is shown filling with a dark liquid. The liquid then flows seamlessly from the flask, through the connecting tube, and into the test tube, which subsequently fills. Rendered in a minimalist flat design style with crisp black outlines on a white background, this visual effect is perfect for educational content, explainer videos, or presentations in the fields of science, chemistry, or medicine. Its simple yet effective motion clearly illustrates fluid transfer or a chemical reaction, making it an ideal visual tool to enhance understanding and engagement in various scientific contexts.