🦠🧃🤢

#germs #biological hazard #pathogen #lab sample #sickness source

🧪🔬🩸

#sample #specimen #lab sample #medical sample #blood sample

🩸🧪🩷

#pink serum #blood serum #hemolyzed serum #medical lab #lab sample #biological sample

🔬🩷🧫

#stained cells #microscopy #biological stain #histology #lab sample #pink specimen #petri dish culture #cell culture

🧪🌊💧

#seawater sample #marine science #water testing #oceanography vial #collecting seawater #lab sample #water analysis