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Placo

Placo

Life and Death
Feb 14, 2024
902
I asked Google's AI for the various symptoms as exposure to these two gases increases and here is the result.

CO2

Low concentrations (500-1000 ppm):
No noticeable effect: The CO2 concentration in fresh air is around 400 ppm. At slightly higher levels, most people feel no effects.
Possible mild effects: Some sensitive people may experience headache, dizziness or fatigue.

Moderate concentrations (1000-2000 ppm):
Possible annoying effects: Headache, dizziness, drowsiness, difficulty concentrating, fatigue, increased heart rate and blood pressure.

High concentrations (2000-5000 ppm):
More marked effects: Severe headache, dizziness, nausea, vomiting, confusion, disorientation, agitation, increased respiratory rate, shortness of breath, tachycardia, hyperventilation.

Very high concentrations (>5000 ppm):
Serious and potentially lethal effects: Convulsions, loss of consciousness, coma, cardiac arrest, death.


CO

Low concentrations (50-150 ppm):
No noticeable effects: Most people do not experience any symptoms.
Possible mild effects: Headache, dizziness, fatigue, nausea, irritability.

Moderate concentrations (150-350 ppm):
Severe headache, dizziness, nausea, vomiting, confusion, disorientation, drowsiness, muscle weakness.

High concentrations (350-700 ppm):
Loss of coordination, blurred vision, chest pain, tachycardia, dyspnea, convulsions.

Very high concentrations (>700 ppm):
Loss of consciousness, coma, cardiac arrest, death.



It seems clear that exposure at medium-high levels is annoying in both cases, the secret is to ensure that a high concentration is reached immediately. Obviously the AI can make mistakes, for example nausea and vomiting do not appear to me with other sources for CO2 but I wanted to post the results unchanged.
 
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locked*n*loaded

locked*n*loaded

Archangel
Apr 15, 2022
9,119
Right. For CO, ideally, you want to enter an environment that has, at least, 10000 ppm, or more. That way you fall unconscious quickly, within several breaths, and avoid all of the other "unpleasantness".
 
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U

UKscotty

Doesn't read PMs
May 20, 2021
2,447
CO will be peaceful and a feeling of being drunk or high.

CO2 will be coughing and choking.
 
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