Portrait of a intelligent student at home with a microscope and flasks
Boy teaches biology using a microscope and flasks, making notes. Homework.
Close-up. Engaging Student teaches chemistry with a microscope, flasks, and note-taking. Academic Focus.
Flasks with chemical liquid.
pouring liquid into a flask
A flask with liquid in a laboratory
male scientist with microscope and test flask
Test tube close up. Black liquid in the flask. The liquid in the flask changes color
Test tube close up. Black liquid in the flask. The liquid in the flask changes color
Interior of scientific or clinical laboratory with microscope, two glasses with liquid substances, group of flasks and Petri dishes on workplace of researcher
Chef is cooking ice cream with liquid nitrogen. A stainless steel dewar flask with liquid nitrogen. liquid nitrogen, flask