A laboratory technician transfers a blue liquid into a test tube using a micropipette in a science lab.
The girl in the lab conducting experiments. Prepares test tubes.
A serious lab technician studies test tubes with assays
Lab technician controls chemical substances in test tubes
Skilled lab technician conducts tests with blue liquid in science lab (slow motion)
Lab worker pours chemicals from a test tube into a flask
Lab worker pours chemicals from a flask into a test tube
Lab worker pours chemicals from a test tube into a flask
Scientist injecting chemicals into test tubes. Test tube of colored liquid on the lab table in the background of the glass flasks. poured from glass pipette into test tube illuminated with blue light