What mask can prevent formaldehyde?

Wearing a mask cannot prevent formaldehyde. Formaldehyde is an organic gas with a boiling point of-19? C, ordinary masks have no filtering effect, and only gas masks designed to prevent formaldehyde can be used. When the concentration of gaseous pollutants in the odorous environment exceeds the hygienic standard, you can't use deodorizing masks, and you should choose gas masks. ?

Formaldehyde has a pungent smell and can be smelled at low concentrations. Long-term low-concentration exposure to formaldehyde can cause headache, dizziness, fatigue, sensory disturbance, decreased immunity, drowsiness, memory loss or neurasthenia and mental depression. Long-term exposure to formaldehyde can cause respiratory dysfunction and liver toxic lesions, such as liver cell damage and abnormal liver radiation energy.

The main harm of formaldehyde is irritation to skin and mucosa. When indoor formaldehyde reaches a certain concentration, people will feel uncomfortable. More than 0.08 mg/m? The concentration of formaldehyde can cause envy, itchy eyes, sore throat, hoarseness, sneezing, chest tightness, asthma, dermatitis and so on. The high formaldehyde content in newly renovated rooms is the main cause of many diseases.

Extended data

Aldehyde exceeding standard performance

1, the newlyweds have been infertile for a long time and can't find the reason.

2. Pregnant women found fetal malformation during normal pregnancy.

3. In the newly moved or renovated house, indoor plants are not easy to survive, and leaves are easy to yellow and wither.

After the new trick, domestic cats, dogs and even tropical fish died inexplicably.

5. I feel sore throat and dry respiratory tract when I go to work, so I'll be fine after work.

6. Newly renovated family and office buildings or new buyers have pungent and dazzling pungent smells, and the smell lasts for a long time.

7. Every morning, I feel depressed, nauseous and even dizzy.

8. People often catch a cold at home.

9. Although I don't smoke, I often have a sore throat, foreign body sensation and poor breathing.

10, children at home often cough and sneeze, and their immunity decreases.

1 1, family members often have allergies and other problems, and they are lumps.

12, family member * * * has a disease. After leaving this environment, the symptoms have obviously changed and improved. ?

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