Related Clues:
- Item of laboratory equipment
- Mug - large glass
- Large cup
- Plastic drinking vessel
- Laboratory item (for babies?)
- Cup with wide mouth
- Laboratory item
- Try out London Underground for experiment
- Cup with a wide mouth
- Lab sight
- Vessel less inviting when litre's not provided
- Item in a mad scientist's lab
- Lab. vessel
- Matchbox taken apart - it's useful for experiment
- Factor in experimental procedure led to ordeal on the underground