Carbon Monoxide (CO)
This colorless, odorless gas can be deadly at high concentrations. Even at lower levels, it can cause symptoms such as headaches, dizziness, and nausea.
Optimal
0-1 ppm
Cautionary
2-9 ppm
Hazardous / Out of Range
>9 ppm.
This colorless, odorless gas can be deadly at high concentrations. Even at lower levels, it can cause symptoms such as headaches, dizziness, and nausea.
Optimal
0-1 ppm
Cautionary
2-9 ppm
Hazardous / Out of Range
>9 ppm.