Adhesive 252 on the human body what harm
Formaldehyde hazards: formaldehyde is colorless, with a strong smell of irritating gas, its 35% to 40% of the aqueous solution known as formalin. Formaldehyde is the original pulp poison, can combine with the protein, inhalation of high concentrations of formaldehyde, there will be severe respiratory irritation and edema, eye pain, headache, bronchial asthma can also occur. Skin direct contact with formaldehyde, can cause dermatitis, stains, necrosis. Often inhalation of a small amount of formaldehyde, can cause chronic poisoning, mucosal congestion, skin irritation, allergic dermatitis, nail keratosis and fragile, nail bed finger pain. Systemic symptoms are headache, fatigue, poor appetite, palpitations, insomnia, weight loss and autonomic disorders. Dizziness, mucosal inflammation, laryngeal pain, pulmonary edema, nausea and vomiting and other respiratory diseases, and excessive formaldehyde lead to female menstrual disorders, pregnancy syndrome, decreased fertility and neonatal chromosomal abnormalities, leukemia. Teen mental decline. Long-term exposure to low doses of formaldehyde pollution caused by nasopharyngeal carcinoma, brain cancer, colon cancer, high concentrations of formaldehyde also damage the immune system, liver system.
Formaldehyde is colorless, with a strong smell of irritating gas, its 35% to 40% of the aqueous solution known as formalin. Formaldehyde is the original pulp poison, can combine with the protein, inhalation of high concentrations of formaldehyde, there will be severe respiratory irritation and edema, eye pain, headache, bronchial asthma can also occur. Skin direct contact with formaldehyde, can cause dermatitis, stains, necrosis. Often inhalation of a small amount of formaldehyde, can cause chronic poisoning, mucosal congestion, skin irritation, allergic dermatitis, nail keratosis and fragile, nail bed finger pain. Systemic symptoms are headache, fatigue, poor appetite, palpitations, insomnia, weight loss and autonomic disorders. All kinds of man-made sheet (particleboard, fiberboard, plywood, etc.) due to the use of adhesives, which can contain formaldehyde. New furniture production, wall, ground decoration laying, should use the adhesive. Where there is a lot of use of adhesives, there will always be formaldehyde release. In addition, some chemical fiber carpets, paint coatings also contain a certain amount of formaldehyde. Formaldehyde can also come from cosmetics, cleaning agents, pesticides, disinfectants, preservatives, printing inks, paper, textile fibers and other chemical light industrial products
The main hazards of formaldehyde is the stimulation of the skin and mucous membranes, formaldehyde is the raw material, can be combined with the protein, high concentrations of inhalation occurs when the respiratory tract irritation and edema, eye irritation, headache.
According to the national mandatory standards, close the doors and windows after 1 hour, each cubic meter of indoor air, formaldehyde emission should not be greater than 0.08 mg; such as 0.1-2.0 mg, 50% of normal people can smell the smell; to 2.0-5.0 mg Eyes, trachea will be strongly stimulated, there sneezing, cough and other symptoms; to 10 mg or more, breathing difficulties; to 50 mg or more, can cause pneumonia and other critical diseases, and even lead to death.
