Campylobacteria bacteria
Salmonella bacteria
Escherichia coli
Mortar and pestle
Poison
Science Puzzle
Science
Bacteria growing on a Perti dish
Chemical Sample
Chemistry
Hand creating a lightbulb
Distillate in lab
Boiling Solution
Chemical Distillation
Mixing of Chemicals
Science Glassware
Microscope
Chemical solution
Chemistry education