Tutkija tutkii koeputkia. Ihminen käyttää suojalaseja - Kuvapankin valokuva ja kuva

Investigator checking test tubes. Man wears protective goggles

Scientist working in the lab examines a test tube with liquid

Scientist hand holding a laboratory glassware for an experiment in a science research lab

Young scientist making chemical tests in laboratory

Young scientist making chemical tests in laboratory

Young male scientist making experiments in laboratory

Medical or scientific researcher or doctor using looking at a solution in a laboratory

Medical or scientific researcher or doctor using looking at a solution in a laboratory

Investigator checking test tubes. Man wears protective goggles

Medical or scientific researcher or doctor using looking at a solution in a laboratory

Medical or scientific researcher or doctor using looking at a solution in a laboratory

Medical or scientific researcher or doctor using looking at a solution in a laboratory

Medical or scientific researcher or doctor using looking at a solution in a laboratory

Medical or scientific researcher or doctor using looking at a solution in a laboratory

Woman scientist holding a test tube with liquid

Medical researcher using looking at a solution in a laboratory