Mepụta nsụgharị dị mgbagwoju anya nke ahịrịokwu a Obere eriri afọ na-enweghị enzyme dehydrogenase mmanya dị na afọ na imeju nke na-agbaji ethanol n'ime acetyl-aldehyde.
N'ezie, ụdị okwu dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Ụdị eriri afọ ala na-enweghị enzyme dehydrogenase mmanya dị na afọ na imeju nke na-agbaji ethanol n'ime acetyldehyde, nke bụ n'ezie ihe na-egbu egbu karịa ethanol (ịṅụ mmanya na-aba n'anya) ma na-akpata ọtụtụ mmetụta na-adịghị ala ala nke ethanol. "