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(1) The pollution from the building itself The pollution from building is the first source of indoor poison. The concrete admixtures used in the construction basically has two kinds, one kind is concrete antifreeze added in concrete wall in winter construction process, and another kind is to improve the solidification rate, use high alkali concrete expansive agent and early strength agent. The use of concrete admixtures improves the construction speed and the strength of concrete. But these admixtures contain a lot of ammonia material. Temperature and humidity etc, wall environment factors change will be reductive into ammonia to release from wall slowly. Meanwhile, if the building use stone, brick which contain radioactive substances of exceed bid, they can cause very harmful radioactive pollution to human body. (2) The pollution from decoration materials In interior decoration and all kinds of furniture production process, various splints, thick china, wood, strengthening and synthesis floors are massively adopted, etc. Binder they used contains harmful material - free formaldehyde, and it will be released gradually in decorating furniture and use process. (3) The pollution from indoor furniture Currently on the market the good and bad furniture materials are intermingled. Some furniture and making material contains many kinds of pollutants, such as formaldehyde, benzene and so on. Indoor Environment Detection Center of Association of Chinese Interior Decoration explains in relevant data, the indoor air pollution of furniture has become the third big pollution after the building pollution and decoration pollution. But some experts think the indoor decoration materials, such as plywood, joinery board, MDF, particleboard and man-made plank have quite big pollution to indoor air. It is almost impossible that modern society and the modern civilization want to refuse all drugs. However, you can take measures to control them to minimum: clothing especially underwear is best to be made from cotton, to wear rubber gloves with detergent, and rinse several times. In a closed environment and the elderly, children room, we should not use a strong smell of household chemical. When outdoor air is good, we must ventilate. Do you want to level up your class faster? last chaos gold can help you more or less. You can enjoy huge discount of 75% off here last chaos gold.
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