Also, I'm thinking paraffin (kerosene) and jet fuel.
I'm going on holiday on the 13th, so I may not be able to update this mod until the 20th. Sorry to keep you waiting. I'm thinking maybe a lower temperature filter, for lower temperature thermometers. I'm not sure how it will be done, but I'm sure it's possible.
@EqualsThree It says as above because the one above says: "CO - Carbon monoxide - (not finished) - Future plans: Turns to CO2 with catalytic converter"