Tudós hozzá mintát kémcsőben folyadék közelében laptop - Stock felvétel és videó

Female scientist in protection gear shaking a bottle with smoking blue fluid. Male chemist in the background.

Chemist watching chemical reaction after adding test material into conical flask

Asian male scientist researcher holding a positive blood test result for the Coronavirus with isolation gown or protective suits and surgical face mask

Lab researcher dripping oil reagent into tube with plant, organic cosmetology

In modern research facility scientist is looking at a green sample. Laboratory study