Related Clues:
- Bed for bacteria
- It helps a culture advance
- Disinfectant element
- Frosting thickener
- Element #53
- It helps a culture grow
- Red stuff in a first-aid kit
- Jelling agent
- Gelatin in a petri dish
- Microbiologist's gel
- Petri dish substance
- Petri-dish matter
- Seaweed derivative
- Nutrient in kelp
- Lab-culture medium