Οικολόγος σε προστατευτική στολή και αναπνευστήρα κρατώντας φιάλη με δείγμα χώματος - Φωτογραφίες & Εικόνες Αρχείου

High angle view of water inspector in protective costume taking water sample at river

Scientist in chemical protective suit with conical flask taking sample from river for analysis

Scientist in chemical protective suit with florence flask taking sample from river for analysis

Close up portrait image of a health worker wearing protective clothing and masks working with Vaccines for dangerous viruses

Man in chemical suit inspecting possible toxic materials

In the Underground Laboratory Two Clandestine Chemists Pack Bags of Drugs into Boxes. Laboratory is Full of Glassware and Other Narcotics Production Related Equipment. They Squat in an Abandoned Building.

Man in chemical suit measures toxicity levels and checks for contamination

Doctor in disposable anti-epidemic suit wearing a respirator and glasses holds medical masks to protect against infection virus on white background

Side view of doctor in hazmat suit, goggles and medical mask holding pyrometer isolated on black

Doctor in goggles, medical mask and white hazmat suit looking at camera on black, omicron variant concept

Bioengineer in hazmat suit, goggles and medical mask looking at colleague on blurred foreground

Side view of doctor in personal protective equipment holding pyrometer isolated on black, omicron variant concept, banner

Partial view of water inspector in latex gloves with test tube taking water sample

Partial view of ecologist in latex gloves holding handful of soil with dandelion