Little to no retinal damage is observed. Accidental overdose can be seen in children. Methanol is commonly found in antifreeze, perfumes, paint solvents, photocopying fluid, and windshield washing fluid. It is used in the production of formaldehyde. In addition, shellac is a common source of methanol toxicity.
Methanol is used as an extractant in chemical processes and as a denaturant in ethanol.
In the industrial setting, therefore, inhalation of methanol fumes is a risk. In addition, there have been reports of poisoning in beverages resulting in large outbreaks. Alcoholics commonly consume methanol as a substitute for ethanol. The excessive consumption of methanol then leads to intoxication. Suicide attempts using methanol are uncommon.