Voc Sensor Data Logger
Sensors:
https://www.adafruit.com/product/5046
https://wiki.seeedstudio.com/Grove-Multichannel-Gas-Sensor-V2/
https://learn.adafruit.com/adafruit-si7021-temperature-plus-humidity-sensor
Data Logger Shield + RTC Clock
https://learn.adafruit.com/adafruit-data-logger-shield/shield-overview