Középpontjában a férfi tudós védőöltözet és maszk vizsgálata követ tartva, csipesz, erdő által - Stock fotó és kép

Male scientist in protective mask and suit putting on latex glove in forest

Side view of male scientist in latex gloves taking sample of stone by tweezers outdoors

Cropped image of male scientist in latex gloves taking sample of stone by tweezers outdoors

Male scientist in protective mask and suit putting sample of yellow leaf by tweezers in test flask outdoors

Asian scientist wearing Chemical protection suit working at dangerous zone collecting samples in case of Corona virus investigation outbreak from China.

Criminologist technician in DNA free protective suit collecting evidences of probable criminal act

Police man securing place of crime with criminologist technician

Criminologist technician in DNA free protective suit collecting evidences of probable criminal act

Pest control worker spraying pesticides on street with sprayer

Pest control worker in respirator holding sprayer

Pest control worker in respirator spraying pesticides with sprayer on building wall

Portrait of pest control worker in respirator looking at camera

Pest control worker spraying pesticides on bush

Pest control worker spraying pesticides with sprayer on building wall on street

Portrait of pest control worker in respirator looking at camera

Pest control worker spraying pesticides with sprayer on building wall