Catalase
File sealed
The detectives are still writing this one up. The poster and the facts are below; the film and the interrogation room open soon.
Booking photographs


The suspect, from its real atomic coordinates. Drag to turn it. Height chart in nanometers, a line every 2 nm. A medium potato is about seven million times wider.
Rap sheet
- Answers to
- Catalase. This one’s a cow’s, from the liver.
- Height
- 10.5 nm. About as wide as it is tall.
- Weight
- 390 zeptograms
- Build
- Four quarters, each with an iron atom at its heart.
- Habits
- Splits hydrogen peroxide into water and oxygen. The fizz is the oxygen.
- Known for
- Speed. Each one splits millions of peroxide molecules a second.
- Associates
- Nearly everything that lives with oxygen. Potatoes have their own.
- First seen
- By the chemist who discovered hydrogen peroxide.
- Last seen
- A 5 mL tube marked POTATO in the fridge at HQ.
of its potato cousins in a medium potato, roughly.
Potatoes vary. You’ve never seen one.
The poster on the street
This is the photocopied wanted poster for Catalase, No. 93. They were made for noticeboards around Boston, Cambridge and the rest of the east coast.
Found one? Scan its QR code with your phone. If you're a signed-in player, the sighting goes on your record with +1 XP.
Not a player yet? Join the Epic Quest: the real role-playing game of Molecular Reality, a nanopore lab, with the CEO as gamemaster.