Water samples from drains in industrial areas
Environmental engineers inspect drains from factories to water sources
A scientist collects and examines water samples in test tubes near a factory drainage outlet
Typical dutch ditch
Scientists collected water samples from drains for testing.
Two environmental engineers inspection near an industrial facility.
An environmental engineer inspects water
Quality control officer with inspection kit
A scientist collects and examines water samples in test tubes near a factory drainage outlet
A scientist wearing a white protective suit collects and examines water samples
A senior farmer checks the pH level of a hydroponic lettuce plant using a test tube.
A solar powered aerator splashes water in a pond to oxygenate it
An environmental engineer inspects water flow near an industrial drainage outlet.
Coastal scientists with test tubes to test for contaminants
