Today Corbett drills down into the details of high-resolution, long-lasting testing trackers called 'dataloggers' with Paul Gannett, an engineer at HOBO by Onset. These days we can track the temperature, humidity, carbon dioxide (CO2), light levels, electrical load, and so much more with these instruments that often cost under $200 (which used to be unheard of). Learn more about HOBO dataloggers: https://www.onsetcomp.com/