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Generally shaved white.
The walls contain glue, and the glue will contain formaldehyde, which is extremely lethal, and long-term exposure will cause respiratory diseases.
In severe cases, it can also cause infantile leukemia.
Adults are also at risk of cancer, so it is an urgent task to remove formaldehyde after brushing the wall.
1. Opening the window for ventilation is to remove the free state.
The best way to formaldehyde, when the window is opened, there will be a steady stream of fresh air to dilute the indoor air containing formaldehyde to achieve the purpose of purifying formaldehyde, but the window is easily affected by the weather, and the effect is also affected by the house type.
2. Activated carbon.
It is a more effective method to purify the air, it has a strong adsorption effect on harmful substances such as formaldehyde, and the smaller the particles, the better the adsorption effect. It should be noted that most activated carbons have certain adsorption limits, and once saturated, they will no longer be absorbed, but will appear desorption, releasing absorbed harmful substances.
<>6. There are many principles of formaldehyde scavengers, including the decomposition of formaldehyde and the closure of formaldehyde, the former is only the decomposition of the free formaldehyde, and the bound formaldehyde inside the material is still continuously decomposed and released, and the latter is to use the protective film to isolate formaldehyde from the air, formaldehyde still exists, and when the protective film is broken, formaldehyde will still gush out in large quantities
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Question 1: Is it harmful to the body to shave Dabai at home Don't worry, Dabai is not poisonous and has no taste. It's just that there will be some moisture in the big white room just after shaving. Just do it.
Question 2: Is shaving Dabai harmful to the body In terms of materials, the 108 glue used by Dabai contains formaldehyde, which naturally has some effects on the human body. Regardless of whether it is toxic or not, there will be a little bit of harm to the body, you should pay attention to wearing a mask when you shave the white, in short, you must take protective measures and try to reduce exposure to those chemicals, otherwise it will cause some damage.
However, Dabai is the most harmless decoration material, except for latex, other ingredients are harmless to the human body.
Question 3: Is the job of indoor shaving harmful to the body Harmful, pay attention to protective measures such as wearing masks, try to reduce contact with chemicals**, you can eat some fungus and other foods that can eliminate too much substance in the body, of course, the best thing is to change industries.
Question 4: Which is less harmful to the human body, scraping white or brushing paint, scraping white is latex paint has a base layer, latex paint has many colors, environmental protection, smooth surface, and good looks.
Sometimes when the cost is not enough, it is okay to just scratch the white.
Question 5: Is it harmful to children's health to scrape the white decoration at home Rest assured, the white is not poisonous and tasteless. It's just that there will be some moisture in the big white room just after shaving. Just do it.
Question 6: Is it harmful to children to shave Dabai is to mix glue and white powder, as long as the glue is not inferior, there is no harm, the key is not to use industrial glue, to use home decoration glue.
Question 7: What are the materials used for home decoration that are harmful to the human body? The materials of the big white are:
large white powder, construction glue, cellulose, cooked rubber powder, white latex, etc.; It must have a certain toxic effect on the human body, and it is recommended to construct and open windows for ventilation. If you have more questions, you can click on ID to consult.
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In winter, the temperature is too low, the construction conditions of workers are poor, and the indoor is cold, which is easy to cause hollowing, cracking, and wall inequality. When spraying various coatings, workers should be painted in strict accordance with the temperature in the product instructions, the ambient temperature in the paint coating cover should not be lower than 5, and the ambient temperature of varnish should not be lower than 8, and it is advisable to improve the purity of indoor temperature, slow ventilation, and shade drying.
Scraping white: scraping white is a kind of indoor wall decoration of buildings, and it is also the most common kind of wall decoration of ordinary residences. Its construction is more common in the current ordinary housing, it replaces the original large white powder fiber slurry wall, has the advantages of low cost, fast construction speed, easy repair and so on.
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Rest assured, Dabai is not poisonous and tasteless. It's just that there will be some moisture in the big white room just after shaving. Just do it.
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There may be formaldehyde release in the construction glue used to make it bigger, especially like the glue, the formaldehyde content is not low.
1. First of all, you can't scrape the white directly without treatment, so it won't take long for the wall to fall off.
2. If you want to save trouble, the wall of the old latex paint can be sanded with sandpaper and then scraped white, and the latex paint must have formaldehyde.
3. It is best to remove all the original latex paint before scraping the white. Then scrape the white, wait a few days and then live in, decoration is urgent, it is recommended to use a professional formaldehyde removal product to remove formaldehyde before moving in.
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The main raw material of scraping Dabai is Shuangfei powder, also known as "big white powder", which is usually non-toxic, and its main ingredient is heavy calcium carbonate, which is also referred to as "heavy calcium", which is usually used to fill the wall and ceiling to cover and level, scrape and white.
However, if Y-type putty is used, a low-price, high-quality building decoration material produced by using pregelatinized starch, carboxymethyl cellulose mixed with double fly powder, talcum powder and other raw materials, especially containing a large number of harmful substances such as formaldehyde, can lead to damage to the human nervous system, and can cause poisoning and carcinogenesis in serious cases, especially to infants and young children and the elderly and infirm.
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The lime paste used at the earliest time can be bought directly, and you can use it and stir it with a blender to use it without putting anything;
There are also putty powder and large white powder.
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There are many kinds of putty powder to scrape white, melamine paint can also be used, the earliest is to use white plaster.
Scraping the big white is on the rough surface of the cement, scraping the wall with the big white powder used in the building, and the specific steps are first to treat the original big white on the base layer to check whether there are gaps, nail grooves, rust spots on the wall. If there are gaps, fill in the plaster, brush the wall and fix the wall chain, and then scrape the plaster on the roof of the house, and then scrape the white, it is more important to scrape the white, at least twice. After drying, use sandpaper to grind off the small bag and scraper printing tracks, etc., and the last step is to brush or spray latex paint.
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