Test Tube with Green Liquid - Science Lab Icon #3080203 (License: Personal Use)

This vector-style illustration shows a transparent glass test tube angled diagonally, containing a vivid lime-green liquid up to the second measurement mark. The bold black outline and clean design make it suitable for icons, diagrams, and digital learning materials. Its simplicity ensures high recognizability across devices and contexts.

Frequently used in educational websites, science blogs, pharmaceutical landing pages, and health-tech interfaces to represent laboratory work, chemical reactions, diagnostics, or research. Matches user intent for visual metaphors of experimentation, testing, or scientific discovery.