Formaldehyde (/ fɔːrˈmældɪhaɪd / ⓘ for-MAL-di-hide, US also / fər -/ ⓘ fər-) (systematic name methanal) is an organic compound with the chemical formula CH2O and structure H2C=O. …

Jul 7, 2025 · Formaldehyde is a chemical used widely by industry to manufacture building materials and numerous household products. It is also a by-product of combustion and certain …

Oct 14, 2025 · Formaldehyde is toxic to humans, causing respiratory side effects and increasing the risk of certain cancers. Learn when exposure may be dangerous.

A fact sheet that discusses formaldehyde and its possible association with cancer. Includes resources for more information.

Formaldehyde is a chemical used in some building materials and household products like flooring, furniture, and fabric.

Dec 12, 2025 · Formaldehyde, an organic compound, the simplest of the aldehydes, used in large amounts in various chemical manufacturing processes.

Formaldehyde is a colorless, strong-smelling chemical used in some building materials and household products. Learn about formaldehyde and cancer risk here.

Mar 21, 2025 · Formaldehyde is a colorless organic compound known for its sharp, distinctive odor. It is highly flammable and serves multiple purposes, including as a preservative, …

Apr 8, 2025 · Formaldehyde, present in many household products, is generally not harmful in small amounts but can cause irritation of the skin, eyes, nose and throat, especially in …

Jan 5, 2026 · The US Food and Drug Administration has missed its latest deadline to propose banning formaldehyde and certain formaldehyde-releasing chemicals from hair-straightening …