Formaldehyde is an organic molecule with the formula CH2O that occurs naturally. It's the most basic aldehyde and goes by the names formalin and methanal. This substance's common name derives from its resemblance to and connection to formic acid.

An essential building block for a wide range of other substances and chemical combinations is formaldehyde. It is mostly utilised in the coatings sector, particle board manufacturing, and industrial resin production.