If you were willing to have a chain or giant sandwich hanging off your laptop you could probably cobble that together with an Adafruit Trinkey and the sensors a

If you were willing to have a chain or giant sandwich hanging off your laptop you could probably cobble that together with an Adafruit Trinkey and the sensors along the lines of this: https://learn.adafruit.com/diy-trinkey-no-solder-air-quality-monitor https://learn.adafruit.com/diy-trinkey-no-solder-air-quality... (might not be too terrible velcro'ed to the lid...)