You hit it even easier when driving in a car with the internal circulation turned on to keep nasty fumes out.
In a car with Recirculation Mode on Levels routinely spike between 1,500 and 4,000 ppm within 20 to 30 minutes.
I wonder how many driving accidents can be saved by having a co2 monitor in the car.
alt Hacker News
In a car with Recirculation Mode on Levels routinely spike between 1,500 and 4,000 ppm within 20 to 30 minutes.
I wonder how many driving accidents can be saved by having a co2 monitor in the car.