Test Tube Template - Free Lab Illustration for Science Education & Presentations #1858814 (License: Personal Use)

This vector-style illustration features six upright test tubes filled with vivid, non-overlapping liquids-deep blue, sky blue, orange, lime green, crimson red, and lemon yellow-each uniformly filled to the same level. The design is minimalist and scalable, making it ideal for print or digital use in academic or laboratory contexts. The bold title “Test Tube Template” sits above the row for immediate identification.

Commonly used in educational websites, science textbooks, lab manuals, PowerPoint presentations, and chemistry lesson plans; serves users seeking editable, royalty-free visuals for explaining experiments, chemical reactions, or color-based assays.