Opinion on Charcoal Suicide

[Hopeless_brat]

I need expert opinion , I have heard people die accidentally without realising anything, , is death by charcoal suffocating/causes discomfort or peaceful. How much charcoal do you need to die. Also which one is better charcoal or sodium nitrite.

 

[[HNO]]

you need to inhale some amount of CO to convert the blood's oxygen carrying hemoglobin in carboxyhemoglobin which is incapable to transport oxygen to tissues that in turn causes tissues hypoxia and death. there's no suffocation because hypercapnic alarm aint triggered as in plastic bag suffocation, though symptoms of CO poisoning include severe headaches and seizures but at concentrations of 1% per room volume loss of consciousness occurs during several minutes

according to PPEH, 1 kg is enough for a medium sized room