Test Tube with Bubbling Blue Liquid - Science Lab Illustration #286169 (License: Personal Use)

This vector illustration shows a transparent glass test tube holding a vibrant blue liquid with white circular bubbles indicating active gas evolution. Horizontal dark bands suggest measurement markings, reinforcing its use as a scientific instrument. The clean, stylized design makes it suitable for educational diagrams, infographics, and digital learning materials.

Commonly used on educational websites, science blogs, chemistry course pages, or lab equipment catalogs to visually represent chemical reactions, experiments, or laboratory procedures. Matches user intent for visual aids in STEM content creation.