Using a sterile glass tube to analyze various samples, conducting experiments and scientific research through biotechnology, medical examination and chemical analysis laboratories, a close-up of a laboratory hand wearing gloves and holding test tubes in his hand, a pharmaceutical industry laboratory
![Using a sterile glass tube to analyze various samples, conducting experiments and scientific research through biotechnology, medical examination and chemical analysis laboratories, a close-up of a laboratory hand wearing gloves and holding test tubes in his hand, a pharmaceutical industry laboratory](https://cdn.arabsstock.com/uploads/images/138652/image-138652-using-sterile-glass-tube-analyze-various-samples-conducti-thumbnail.webp)