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Chemical laboratory research. Attractive young female PhD researcher student observing the blue indicator color shift after the solution destillation.
Working scientists
Lab assistant checking micro organisms through the microscope.
Group of chemists working in a lab. Young asian female chemists with senior caucasian chemist working together in lab, looking into microscope. Science concept.
Black woman scientist student chemist in protective goggles are conducting research using microscope for bacterial contamination of water to search for vaccine to treat diseases in medicine.

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