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Rainwater treatment plant (RWTP). Environmentally friendly smelter.
The microbiolog gets the vaccine into the syringe. Glass bottle in a doctor's hand. A bottle with a cure holds a hand in silicone gloves. A breakthrough in treatment. New vaccine medical tests.
The concept is the treatment of a new coronavirus from China. Medicines Against COVID-2019
The doctor's hand holding vaccine vial for prevention,immunization and treatment from Covid-19 (corona virus) infection isolated on white background. Corona virus infection treatment concept.
Aerial panorama of city or urban wastewater treatment plant, filtration of dirty or sewage water.

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