MAURO FERMARIELLO / SCIENCE PHOTO LIBRARY MAURO FERMARIELLO / SCIENCE PHOTO LIBRARY
Laboratory flasks. View of assorted items of laboratory glassware. At left are three volumetric flasks filled with a blue liquid. These are used for measuring out precise volumes of liquid. At right, filled with a red liquid, is a round bottom flask, often used for carrying out reactions in.
Model release not required. Property release not required.