Cientista do sexo masculino, de fato de protecção e luvas de látex, a colher amostras de água no balão de ensaio ao ar livre - Banco de fotos e imagens

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

A specialist in a protective suit and respirator analyzes the water in the river near the existing plant, using a flask and a pipette

A scientist in a protective suit and mask collects a sample of water in a flask with a blue liquid

A specialist, in a protective suit and gloves, working with toxic substances, records the results of a sample of liquid from the river, on a sheet on a tablet, against the background of cleaning pipes

Laboratory assistant in a special protective suit in the open air measures the level of environmental pollution with the device

A man in a protective suit and mask with a special device checks the level of air pollution

The scientist, in a protective suit and mask, writes down the results of the sample from the river in a notebook, next to a mobile phone and test tubes with liquids

A man in a protective suit holds a Petri dish with a sample for plants and looks at the reaction in it after adding the reagent, side view against the background of the river

Male pest control worker in uniform spraying chemicals on bush

Cropped image of male scientist in latex gloves putting dry leaf by tweezers in test flask outdoors

Pest control worker in uniform spraying pesticides on bush

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

Cropped image of pest control worker spraying pesticides on bush

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

Pest control worker spraying pesticides with sprayer on building wall

Pest control worker spraying pesticides on street

Pest control worker spraying pesticides on street with sprayer