Formaldehyde is a colorless, strong-smelling gas that is commonly found in a variety of household products, such as furniture, carpets, building materials, and even in some household cleaners. It can be a major concern for indoor air quality, as exposure to formaldehyde can lead to health problems such as eye irritation, respiratory issues, and even long-term effects like cancer. Ther... https://www.globaltophk.com/zh/除甲醛服務/