Explosion during the experiment. Unsuccessful experiment in the chemical laboratory.
Chemical laboratory. Young woman making a chemical experiment.
A women conduct chemical experiments in medical laboratory
Chemical laboratory. Young woman making an experiment
Chemical laboratory. Two young woman making experiments
Little scientist makes chemical experiment in laboratory with assistant
Chemical laboratory. Young woman making an experiment, tries different chemical reactions
Chemical reaction in flask at chemistry lab. Scientist conducting chemical experiment in chemistry laboratory. Chemist working with chemical liquid in research lab. Closeup of chemical experiment
Two people in protective suits using dropper and chemical and conducting experiment in laboratory
Chemical laboratory. Young woman making an experiment, mixing liquids, searching for reaction