Αγόρι και κορίτσι σε παλτά εργαστηρίων βλέπουν φωτογραφική μηχανή σε χημικό εργαστήριο - Φωτογραφίες & Εικόνες Αρχείου

Concentrated little kids in lab coats making experiment in chemical laboratory

Concentrated boy and girl holding test tubes with reagents in chemical lab

Cute little boy leaning at table and smiling at camera in chemical lab

Amazed friends in goggles looking at flask with red substance in laboratory

Shocked preteen kids in white coats touching faces and looking at camera in chemical laboratory

Three happy kids in white coats making chemical experiment in laboratory

Children doing chemical research in laboratory. Dangerous experiment

Bewildered little scientist scratching head and looking at green liquid in flask while conducting chemical experiment during lesson in lab