Test Tube Icon - Lab Equipment Illustration for Science & Education #3833297 (License: Personal Use)

This is a minimalist vector-style illustration of a laboratory test tube, shown at an angle with bold black outlines and filled with vivid green liquid. Three horizontal black tick marks indicate volume measurements along the tube’s body. The clean, high-contrast design makes it suitable for digital interfaces, infographics, and educational materials.

This image is typically used on educational websites, science blogs, lab supply catalogs, or as an icon in apps related to chemistry, biology, or medical diagnostics. It serves users searching for visual representations of lab equipment or scientific experimentation.