Using sterile glass tubes to analyze various samples, conducting scientific experiments and research through biotechnology, medical examination and chemical analysis laboratories, pharmaceutical industry laboratory, a close-up of a laboratory hand holding a test tube
![Using sterile glass tubes to analyze various samples, conducting scientific experiments and research through biotechnology, medical examination and chemical analysis laboratories, pharmaceutical industry laboratory, a close-up of a laboratory hand holding a test tube](https://cdn.arabsstock.com/uploads/images/130133/image-130133-using-sterile-glass-tubes-analyze-various-samples-conduct-thumbnail.webp)