Tag Peter H. Breen

Risk Potent rapid-onset toxin, especially with inhalation of HCN (volatile liquid). May be absorbed through mucous membranes; CN ingestion results in slower onset. Diffuses rapidly through body with high intracellular fixation to cytochrome aa 3 in cellular mitochondria to paralyze…

Risk CO is the predominant toxic gas in smoke. (COHb can reach 10% in tobacco smokers.) CO poisoning is a major cause of death (early symptoms may be only headache and dizziness). CO is produced by all internal combustion engines,…