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Methanol toxicity (also methanol poisoning) is poisoning from methanol, characteristically via ingestion. [1] Symptoms may include an altered/decreased level of consciousness, poor or no coordination, vomiting, abdominal pain, and a specific smell on the breath. [1] [2] Decreased vision may start as early as twelve hours after exposure. [2]
What is methanol? Methanol, a colourless liquid with a faintly sweet pungent smell, completely mixes with water. It’s very similar to ethanol – the pure form of alcohol in alcoholic drinks.
If as little as 10 ml of pure methanol is ingested, for example, it can break down into formic acid, which can cause permanent blindness by destruction of the optic nerve, and 30 ml is potentially fatal, [2] although the median lethal dose is typically 100 ml (3.4 fl oz) (i.e. 1–2 ml/kg body weight) of pure methanol. [3]
Methanol and its vapours are flammable. Moderately toxic for small animals – Highly toxic to large animals and humans (in high concentrations) – May be fatal/lethal or cause blindness and damage to the liver, kidneys, and heart if swallowed – Toxicity effects from repeated over exposure have an accumulative effect on the central nervous system, especially the optic nerve – Symptoms may ...
What is methanol, symptoms of methanol poisoning and how can tourists avoid it after Laos deaths? 12:24 , Holly Evans Six people, including a British backpacker, have died allegedly after drinking ...
Per the U.S. Centers for Disease Control, methanol is a colorless, watery liquid, and symptoms of methanol poisoning resemble over-consumption of alcohol, like nausea, dizziness, loss of ...
Female inhalant users who are pregnant may have adverse effects on the fetus, and the baby may be smaller when it is born and may need additional health care (similar to those seen with alcohol – fetal alcohol syndrome). There is some evidence of birth defects and disabilities in babies born to women who sniffed solvents such as gasoline.
It can take up to 24 hours for symptoms to appear, which can range from dizziness, nausea and vomiting to blindless, organ failure, and brain damage. Rapid treatment can reduce some of the effects ...