Most of the cases found that the danger of formaldehyde is often in the form of inhalation of vapors. Because sometimes we may not realize that the fresh air in our home is mixed with these substances, therefore, it is difficult to avoid. Formaldehyde emission can cause irritation to the eyes, nose, and skin. It also causes irritation to the respiratory system, such as nasal irritation, chest pain. If inhaled in large amounts or for a long period of time, it may increase a chance in having cancer.
