Understanding Carbon Dioxide: What Level of CO2 Is Dangerous?

The increasing concentration of carbon dioxide in our atmosphere has become a hot topic for environmentalists, health professionals, and the general public. But what about the CO2 used for industrial purposes, such as in construction or the food and beverage industry? This industrial gas serves a vital role in our everyday lives, but what level of CO2 is dangerous?

This article explores the crux of this matter, understanding the nature of CO2 as a greenhouse gas, its effects on human health and the environment, and how it impacts indoor and outdoor air quality. We also aim to shed light on CO2 exposure limits set out by regulatory bodies such as the Environmental Protection Agency (EPA) and the measures one can take to monitor and control dangerous levels of this critical gas.

What is Carbon Dioxide?

Carbon dioxide (CO2) is a colorless and odorless gas vital to life on Earth. This naturally occurring chemical compound is made from a carbon atom covalently double-bonded to two oxygen atoms. Carbon dioxide exists in the Earth’s atmosphere as a trace gas with a concentration of about 0.04 percent by volume.

Similarly, industrial carbon dioxide is obtained through combustion, fermentation, and natural geological formations. CO2 finds extensive use in industries such as food and beverage, manufacturing, the medical industry, and more. It serves roles such as carbonation in beverages, pH control in water treatment, cooling agents, and even as a raw material for chemical synthesis. Its diverse applications make it an essential and versatile industrial gas.

Why Should You Know What Level of CO2 Is Dangerous?

CO2 measurements are not just for scientists tracking climate change or outdoor air quality. Monitoring indoor air quality, notably CO2 levels, is crucial for maintaining a healthy indoor environment. As people breathe out carbon dioxide, levels can quickly build up in poorly ventilated spaces. High indoor CO2 levels can impact comfort, health, and productivity. Accordingly, many schools, offices, and even convenience stores now use air quality monitors to track indoor CO2 levels, among other things.

Identifying What Level of CO2 Is Dangerous

Understanding what level of CO2 is Dangerous is vital for maintaining optimal indoor air quality. From our homes and workplaces to public spaces like convenience stores, the level of carbon dioxide can significantly impact the indoor environment.

Outdoor air typically contains about 400 parts per million (ppm) of CO2. However, levels can rise significantly in indoor settings due to various activities such as breathing, cooking, or burning fuel. It becomes immediately dangerous to one’s health when indoor CO2 levels exceed 5,000 ppm.

At concentrations above 5,000 ppm, individuals may experience headaches, shortness of breath, and increased heart rate. At extremely high levels, above 40,000 ppm, CO2 can potentially be fatal. This high level of CO2 is dangerous, and the cause should be dealt with immediately while wearing protective equipment.

While a high level of CO2 is dangerous, using it in a controlled environment can prove helpful for various purposes. Safely stock up on industrial carbon dioxide with Oxygen Service today.

Explore Industrial CO2 Services

Understanding Indoor Air Quality and CO2 Levels

Indoor air quality (IAQ) refers to the air quality within and around buildings and structures, especially concerning the health and comfort of building occupants. CO2 levels are a crucial indicator of indoor air quality. Relatively low levels of CO2 are a sign that an indoor environment is well-ventilated with sufficient fresh air.

Studies have shown that inadequate ventilation can lead to higher indoor CO2 levels causing tiredness, lack of concentration, and even severe health effects over time. Therefore, ensuring good indoor air quality by maintaining safe levels of CO2 is critical in achieving a healthy indoor environment.

CO2 Exposure Limits and EPA Standards

The U.S. Environmental Protection Agency (EPA) sets the general guideline for safe levels of CO2 in indoor air under 1,000 ppm. Office buildings, classrooms, and other occupied spaces should adhere to this standard to ensure that occupants aren’t exposed to harmful concentrations of CO2.

However, it’s important to note that what is considered safe for one person may not be safe for another. Vulnerable individuals, such as those with pre-existing health conditions, children, or the elderly, may experience health effects at lower CO2 concentrations.

How to Monitor and Control Dangerous CO2 Levels

Effective monitoring and controlling indoor CO2 levels are integral to adequate air quality. This can be achieved using an air quality monitor, which provides real-time data on CO2 concentrations within the indoor environment.

Consider investing in air purifiers, especially in spaces with minimal ventilation. They help improve indoor air quality by reducing CO2 levels and other pollutants. Also, facilities can be designed to promote better airflow and significant reduction of air pollution. If you use industrial carbon dioxide, store bulk CO2 in high-pressure cylinders that prevent leakage and unwanted exposure.

Safety Precautions to Prevent High CO2 Levels

Avoid storing substantial amounts of commercial bulk dry ice or other forms of carbon dioxide in closed spaces. As they sublimate or change from solid to gas form, they increase indoor CO2 levels. Immediate steps should be taken to ventilate the area if these substances are in use.
Implement regular checks and maintenance on appliances such as heaters and stoves that might produce carbon monoxide, a dangerous byproduct of fuel-burning devices.

How a High Level of CO2 Is Dangerous

Symptoms of High Carbon Dioxide Exposure in Humans

Prolonged exposure to elevated levels of CO2 can have harmful health effects. Low concentrations can cause discomfort and affect concentration, while higher concentrations can cause headaches and a faster heart rate. When carbon dioxide concentration is immediately dangerous to life or health levels, it can cause convulsions, coma, and even death.

Long-term Health Risks of Exposure to High CO2 Levels

Prolonged or regular exposure to moderately high levels of CO2 can also cause long-term health effects, such as damage to the brain and other organs. It is also worth noting that when CO2 levels rise, the amount of breathable oxygen can decrease, leading to oxygen deficiency, which can have health effects. Given the potential health risks, it is essential to understand safe carbon dioxide levels and to ensure access to fresh air, especially in indoor spaces.

Maintain Safe Levels of CO2 With Oxygen Service

With over six decades of experience delivering high-quality industrial gases, Oxygen Service has been a steadfast supplier of carbon dioxide. We cater to various industries, including food and beverage, welding, and chemical production. We take pride in not only providing premium CO2 but also imparting our extensive understanding of gas safety to our valued clients.

With Oxygen Service by your side, you gain not just a supplier but a partner who empowers you with insights on safe CO2 management. We equip you with the understanding needed to maintain optimal CO2 levels and implement preventative measures, ensuring a secure environment and smooth operations across every facet of your industry.

If you’re ready to maintain a consistently full stock of industrial carbon dioxide, Oxygen Service is happy to oblige. Contact us today to learn more.