Helium Gas in Laboratory Flask - Scientific Illustration #3301704 (License: Personal Use)

This flat-style vector illustration depicts a classic conical Erlenmeyer flask filled with helium gas, clearly marked with the element symbol “He” on a beige label inside. The flask is sealed with a yellow, porous cork stopper, suggesting containment while allowing visual identification. The clean, transparent background makes it suitable for educational or scientific presentations.

Used in educational materials, chemistry textbooks, science blogs, and classroom slides to represent noble gases or gas handling in labs; matches user intent for visual learning about periodic table elements or gas properties.