Detail der Hand halten zahnärztliche Werkzeuge in der Zahnklinik. Zahnärztliches Konzept. - Stockfoto & -bild

Work with cleaning systems. Ultrasonic cleaner.

Close-up of a dentist in gloves, pulls out a dental drill from the installation

Close up. scientist puts a mark on the tube with the test. photo with a copy-space.

Close up. scientist pharmacist filling a syringe with a new drug . photo with a copy-space.

Surprised Teenage couple holding pregnancy test. Woman Show Man Positive Pregnancy Test Conflict Relationships Problem, Sad Negative Emotions.

Drugs kill you. Close-up of syringe in hand on background of screaming drug addicted woman. No to drugs. 26 June, International Day against drug abuse. Choose life not drugs

Two little kids in lab coat learning chemistry in school laboratory. Studying ingredients for experiments . Young scientists in protective glasses making experiment in lab or chemical cabinet

Two little kids in lab coat learning chemistry in school laboratory. Studying ingredients for experiments . Young scientists in protective glasses making experiment in lab or chemical cabinet

Two little kids in lab coat learning chemistry in school laboratory. Studying ingredients for experiments . Young scientists in protective glasses making experiment in lab or chemical cabinet

Two little kids in lab coat learning chemistry in school laboratory. Studying ingredients for experiments . Young scientists in protective glasses making experiment in lab or chemical cabinet

Two little kids in lab coat learning chemistry in school laboratory. Studying ingredients for experiments . Young scientists in protective glasses making Looking through the microscope.

Two little kids in lab coat learning chemistry in school laboratory. Studying ingredients for experiments . Young scientists in protective glasses making experiment in lab or chemical cabinet