Graduated Test Tube Illustration - Science Lab Equipment Icon #1858896 (License: Personal Use)

This minimalist black-and-white illustration depicts a classic U-shaped graduated test tube, featuring four evenly spaced horizontal lines indicating measurement increments. The clean vector design emphasizes clarity and functionality, making it suitable for diagrams, instructional materials, or digital interfaces in science education. Its neutral style ensures compatibility across diverse web and print applications.

Used in educational websites, science blogs, lab manuals, or e-learning platforms to visually represent chemical experiments, measurements, or laboratory equipment. Matches user intent for finding royalty-free, scalable icons for STEM content.