CO2 is a colorless and odorless gas that is naturally present in the atmosphere. However, at higher concentrations, it can be dangerous to human health and cause a variety of symptoms.
Effects of High CO2 Concentrations
At very high concentrations, CO2 can cause suffocation, dizziness, headaches, and can even be fatal. The US Occupational Safety and Health Administration (OSHA) has set a maximum permissible exposure limit (PEL) for CO2 of 5,000 parts per million (ppm) over an eight-hour workday. Concentrations above this level can cause serious health problems, such as difficulty breathing, increased heart rate, and fatigue.
Short-Term Exposure
Short-term exposure to high levels of CO2 can cause symptoms such as headaches, dizziness, and difficulty breathing. In severe cases, it can cause unconsciousness and even death. OSHA recommends that workers avoid exposure to concentrations of CO2 above 5,000 ppm.
Long-Term Exposure
Long-term exposure to high levels of CO2 can cause lung damage and lead to other respiratory illnesses. It can also increase the risk of developing heart disease and stroke. In addition, exposure to high levels of CO2 can lead to depression, anxiety, and other mental health issues.
Precautions
To avoid the risks associated with CO2 exposure, it is important to take the necessary precautions. If you work in an environment where CO2 levels may be elevated, it is important to wear a respirator and other protective gear. It is also important to make sure that the work area is well-ventilated. Finally, if you suspect that you have been exposed to high levels of CO2, seek medical attention immediately.