Laboratory equipment. Laboratory research. Chemical reaction. Chemistry experiment. Medical analysis. Test tube. Blue liquid swirling in laboratory flask. Medical experiment
Scientist hand pouring liquid in glass flask close up. Woman scientist working with liquid. Female scientist pouring pink liquid in lab flask. Scientific research. Scientist using micropipette
Scientist adds liquid to the flask
scientist pouring liquid into a flask
tilt to scientist pouring liquid
Scientist doing laboratory research. Closeup of scientist looking at liquid in laboratory flask. Scientist face at research lab. Scientist research liquid in lab flask at research laboratory
Male scientist in lab. Close up of scientist man looking at liquid in glass flask at laboratory. Scientist analyzing substance in flask. Scientist working with liquid at research laboratory
