1, respiratory system, after inhaling air containing formaldehyde, you will feel poor breathing, cough and chest tightness, and long-term contact may cause chronic pneumonia and decreased lung function;
2. Eyes and conjunctiva of eyes are sensitive to formaldehyde. Long-term contact can cause dry eyes, tears and photophobia.
3, immune system, long-term inhalation of formaldehyde can damage the immune system, resulting in impaired immunity, patients are prone to repeated symptoms such as colds and fever, and even lead to tumors, especially leukemia and lymphoma;
4, nervous system, inhalation of formaldehyde can lead to nervous system damage, patients with dizziness, fatigue, insomnia, drowsiness and other symptoms.