Natural stone, with its solemn and natural charm, has always been the preferred stone for Chinese home decoration, but the advocacy of environmental protection for several years seems to make consumers discouraged. Tianyuan Chinese design institute summed up in many years of design and construction. As long as it is used scientifically, the stone is not so terrible. Natural stone has a certain degree of radioactivity. Therefore, when consumers choose, they must be cautious and scientific when using them.
Below, a brief introduction to the selection and use of natural stone / need to pay attention to the following issues:
(1) After the Chinese home decoration is laid, it is necessary to adopt a method of diluting pollution. The best way is to ventilate, the harmful half-life of helium is only 3.2 days, and the indoor radon concentration can be reduced to outdoor level 30 minutes after opening the window.
(2) Select the stone of the regular manufacturer, the inspection report or the product radiological certificate recognized by the statutory department. When conditions permit, it is best to send the sample to the testing department for testing. Now, the "International Class A" and "Special Grade" stones that appear on the market must be checked for quality inspection reports.
(3) Master the selection methods and standards. China's stone is divided into three categories according to the level of radioactivity, A, B, C. According to regulations, only Class A can be used for home interior decoration.
The radioactivity of marble is generally lower than that of granite. Most of it can be used in Chinese home decoration. Granite should not be used indoors in large quantities, especially in bedrooms, old people and children's rooms.
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