Formaldehyde (2024)

What does formaldehyde do?

Formaldehyde levels are present in every space but can be particularly high in recently renovated homes. What makes the chemical so tricky to capture is its size. Formaldehyde is 500 times smaller than 0.1 microns – for context, the human eye can detect dust and dirt from about 25 microns upwards. If left, formaldehyde can off-gas within the home for up to 15 years1.

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Formaldehyde

What does formaldehyde do to the body?

Research bodies like the World Health Organisation have undertaken studies and reported on the impacts of formaldehyde. At low levels, formaldehyde in furniture and materials can cause itchy, sore or burning sensations in the throat2. When the use of formaldehyde and exposure across the home is high, the toxicity effects can result in symptoms such as coughing, wheezing, chest pains and bronchitis2.

A 2002 Australian study conducted by Dingle and Franklin on Perth homes found an average formaldehyde concentration of between 2.5 and 133.7 ug/m3. Because of this, it’s integral to home health to know how to remove formaldehyde.

What does formaldehyde do to the body?

How to remove formaldehyde from the home

Although its presence is invisible, you can capture or remove formaldehyde in the air via a few methods. The good news is that once the pollutant is eliminated, the off-gassing process stops, preventing formaldehyde from continuously affecting air quality.

As new materials can reintroduce the gas to indoor spaces, consider which products to purchase. When redecorating or renovating the home, opt for paints and wood finishes that don’t contain formaldehyde. Other formaldehyde removal tips are below.

Ventilate regularly

Formaldehyde levels are likely to be highest in well-sealed homes. Regular ventilation can help to expel VOC’s (volatile organic compounds) like benzene, ethylene glycol and formaldehyde, which are all present in homes. To reduce exposure to pollutants, open windows and doors periodically. In summer, we recommend ventilating the home in the evening, to promote cooler air in the home.

Ventilation doesn’t come without its limitations, however. Dyson’s study into air science reveals the range of pollutants in the home, including those that come from outside. Vehicle exhaust fumes, pollen, gardening products and pesticides can travel inside via ventilation and affect the air quality of homes and office spaces. To combat this, limit ventilation to instances of high pollutants (like after cooking), and utilise air purifier technology alongside it.

Formaldehyde (2024)

FAQs

Formaldehyde? ›

Formaldehyde (CH₂O) is a colorless, highly toxic, and flammable gas at room temperature. It is used in the production of fertilizer, paper, plywood, and some resins. It is also used as a food preservative and in household products, such as antiseptics, medicines, and cosmetics.

Is formaldehyde harmful to humans? ›

Formaldehyde is a highly toxic systemic poison that is absorbed well by inhalation. The vapor is a severe respiratory tract and skin irritant and may cause dizziness or suffocation. Contact with formaldehyde solution may cause severe burns to the eyes and skin.

What is formaldehyde used for in the mortuary? ›

Formaldehyde is a critical tool for funeral directors and embalmers. It is the primary – and most effective – preservative used in the majority of embalming fluids on the market today. The goal of embalming is to: Sanitize the body of someone who has died.

Where is formaldehyde found in the home? ›

Sources of formaldehyde in the home include building materials, smoking, household products, and the use of un-vented, fuel-burning appliances, like gas stoves or kerosene space heaters.

What household items release formaldehyde? ›

Formaldehyde in Your Home
  • Pressed-wood products (plywood, particle board, paneling)
  • Foam insulation.
  • Wallpaper and paints.
  • Some synthetic fabrics (example: permanent press)
  • Some cosmetics and personal products.
Oct 3, 2022

What food is formaldehyde in? ›

Formaldehyde can be found naturally in food up to the levels of 300 to 400 mg/kg, including fruits and vegetables (e.g. pear, apple, green onion), meats, fish (e.g., Bombay-duck, cod fish), crustacean and dried mushroom, etc ( Appendix).

Is formaldehyde in vapes? ›

Formaldehyde is produced by thermal degradation in e-cigarettes. Dry puffs result from overheating and create an unpleasant taste that users avoid. In realistic conditions, formaldehyde in e-cigarettes is lower than cigarette smoke. High levels of formaldehyde are produced in unrealistic (dry puff) conditions.

What does formaldehyde smell like? ›

What is formaldehyde? Formaldehyde is a colorless chemical, that packs a strong pickle-like odor, that is commonly used in the manufacturing process for many household items like furniture, flooring, glues, and pressed-wood.

What products have the most formaldehyde? ›

Building materials and insulation; Household products such as glues, permanent press fabrics, paints and coatings, lacquers and finishes, and paper products; Preservatives used in some medicines, cosmetics and other consumer products such as dishwashing liquids and fabric softeners; and. Fertilizers and pesticides.

What is formaldehyde usually sold as? ›

formaldehyde (HCHO), an organic compound, the simplest of the aldehydes, used in large amounts in a variety of chemical manufacturing processes. It is produced principally by the vapour-phase oxidation of methanol and is commonly sold as formalin, a 37 percent aqueous solution.

What gets rid of formaldehyde? ›

Regular ventilation can help to expel VOC's (volatile organic compounds) like benzene, ethylene glycol and formaldehyde, which are all present in homes. To reduce exposure to pollutants, open windows and doors periodically. In summer, we recommend ventilating the home in the evening, to promote cooler air in the home.

What cancels out formaldehyde? ›

Charcoal. Activated charcoal can absorb formaldehyde.

What is another name for formaldehyde? ›

Common names for formaldehyde include formalin, formic aldehyde, paraform, formol, formalin (methanol-free), FYDE, formalith, methanal, methyl aldehyde, methylene glycol, methylene oxide, tetraoxymethalene, oxomethane, and oxymethylene.

Is smelling formaldehyde bad for you? ›

Formaldehyde irritates the nose, eyes and throat. These irritations can happen when exposed to low levels of formaldehyde. Other short-term effects include headache, runny nose, nausea and difficulty breathing. Exposure may cause wheezing, asthma attacks and other respiratory symptoms.

What cancers does formaldehyde cause? ›

IARC has concluded that formaldehyde is "carcinogenic to humans" based on sufficient evidence it can cause nasopharyngeal cancer and leukemia.

Is formaldehyde banned in the US? ›

The federal agency proposed the ban in October 2023 and scheduled its implementation for April 2024. The FDA's proposed rule takes a large step in raising awareness about the potential harm that formaldehyde — a highly toxic gas — can cause to the many Black women who typically use straightening products.

What is the safe exposure to formaldehyde? ›

Short Term Exposure Limit (STEL): The employer shall assure that no employee is exposed to an airborne concentration of formaldehyde which exceeds two parts formaldehyde per million parts of air (2 ppm) as a 15-minute STEL.

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