Biohazard warning. Petri dishes stacked up in a fridge. The petri dishes are sealed with biohazard warning tape. The triangular sign indicates that there are dangerous micro-organisms (red) in the petri dishes. Petri dishes are often used to cultivate colonies of micro-organisms for analysis | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Tek Image |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |