Clipart of Three Test Tubes in a Stand http://www.iclipart.com/search.php?keys=201647&id=198 Surfdoggie's Review: This is a clipart image of three test tubes in a stand. the color clipart image shows three blue test tubes in a wooden test tube holder. Please visit the link above to find out how you may use these images. You may need to pay for use of the images or abide by certain licensing restrictions. beaker, beakers, bottle, bottles, chemical, chemicals, chemist, chemistry, chemistry equipment, chemistry flask, container, containers, equipment, experiment, experiments, flask, flasks, lab, laboratories, laboratory, labs, mixing, mixing chemicals, physic, physics, science, sciences, stand, stands, test tube, test tube holder, test tube holders, test tube stand, test tube stands, test tubes, three flasks, three test tubes, volumetric, volumetric flask, volumetric flasks