1549x1411pxhospital supply illustration, medical supplies artwork, medical tool doodle, nursing drawing, healthcare equipment, medical equipment icons, medical laboratory tools
512x512pxlaboratory flasks and test tubes, chemistry experiment icons, black and white science line art, education science symbols, chemical reaction illustration, scientific equipment drawing, laboratory equipment sketch
1181x1181pxtest tube sketch, laboratory flask drawing, chemical experiment illustration, black and white science equipment, laboratory glassware diagram, scientific apparatus art, chemistry lab tools graphic
777x1024pxbeaker line art, beaker drawing, black and white beaker, cylinder illustration, laboratory equipment sketch, scientific glassware outline, chemical container diagram
645x1023pxmicroscope computer icons, black and white microscope drawing, microscope logo design, line art microscope, scientific equipment illustration, laboratory tool icon, research instrument graphic
600x600pxErlenmeyer flask illustration, laboratory glassware drawing, red liquid in beaker, science education icon, chemical reaction bubbles, scientific experiment equipment, educational chemistry graphic
512x512pxchemical reaction icons, laboratory flasks line art, black and white science symbols, education science illustrations, chemical experiment visuals, scientific equipment drawings, chemistry lab sketches
