Científico de la mano, en un traje de protección y guantes, recoge el agua en un tubo de vidrio para la prueba - Foto e imagen de stock

Young woman in pink rubber boots and pink raincoat walking in the rain

Fisherman stands in the water in rubber waterproof boots for fishing.

Hand in blue in a protective glove, pours liquid from a test tube into a riverbed

Human in blue gloves with test tube in hand takes sample of water near lake shore

A specialists hand in a blue rubber glove draws water into a flask from a river

Pond water pollution concept. Scientist takes samples of dirty water from a pond into a test tube.

Male hands with an iron shovel destroy the beaver dam, break the dam of a small forest river, expanding the space for the strong flow of the stream.

Hand in a blue rubber glove pours water from a river into a transparent flask for analysis in a laboratory

Case with tools and instruments for checking the environmental friendliness of the environment next to flasks and test tubes with reagents for soil and water research

On the background of drainpipes and the river, there are test tubes with liquids and a suitcase for testing in the laboratory

Laboratory assistant woman holding soil in front of her

Three concrete pipes for the passage of water under the road

Delivery worker packs the item before shipping

The process of preparing the putty before applying it to a concrete wall

Green car brush, rubs the bottom of the foam with foam