Astronauts in enclosed environments, such as the International Space Station, need to monitor carbon dioxide (CO2) levels closely. CO2 concentrations above 5,000 parts per million (ppm) can be harmful, leading to symptoms like headaches, dizziness, and impaired cognitive function. Levels exceeding 10,000 ppm can pose serious health risks, including unconsciousness. Therefore, maintaining CO2 levels well below these thresholds is crucial for astronaut safety.
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of course :) :)
Carbon dioxide levels in the atmosphere in June 1994 were around 350 ppm (parts per million). Levels now (2013) are approaching 400 ppm.
Carbon dioxide is a deadly poison because it can displace oxygen in the air, leading to suffocation. High levels of carbon dioxide can cause symptoms like dizziness, confusion, and eventually unconsciousness and death. It is particularly dangerous in enclosed spaces with poor ventilation.
from atmosphere
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Solid carbon dioxide is not dangerous but avoid contact with skin and eyes.
of course :) :)
Carbon Dioxide because without water you die and with carbon dioxide(concentrated in large amounts) you will have trouble breathing, or possibly die.
Carbon dioxide is not toxic but is also not breathable.
Carbon dioxide levels in the atmosphere in 1996 were around 358 ppm (parts per million). Levels now (2013) are approaching 400 ppm.
Carbon dioxide levels in the atmosphere in 2000 were around 370 ppm (parts per million). They are now (2013) approaching 400 ppm.
Carbon dioxide levels in the atmosphere in 1910 were around 290 ppm (parts per million). They are now approaching 400 ppm.
Astronauts onboard the International Space Station use a system called the Carbon Dioxide Removal Assembly (CDRA) to remove carbon dioxide from the air they breathe. The CDRA system uses a process called adsorption to trap and remove CO2 from the cabin air.
Carbon monoxide Chlorine gas Hydrogen cyanide Sulfur dioxide Ammonia Nitrogen dioxide Phosgene Hydrogen sulfide Ozone Carbon dioxide at high concentrations
Carbon dioxide levels in the atmosphere in 1960 were around 315 ppm (parts per million). Levels now (2013) are approaching 400 ppm.
Carbonic acid is not dangerous; carbon dioxide is nonrespirable.