The radionuclide content in building materials shall comply with the relevant provisions of, or make indoor radiation dose rate increases, the indoor radon concentration. To try to use this property of materials. For real estate outside the building material to see whether after a radioactive test is a Class A (for interior) Chuzhou drug testing CMA certification, Class B (available but there are certain radioactive, people do not often available in indoor public places), or C categories of products (for outdoor decoration), and then determine its purpose. Building materials should be carried out at the factory radioactive test. In general, Jiangxi, Zhejiang, Anhui some local produce coal cinder brick or stone brick Chuzhou residual drug testing, including uranium, radium, thorium content is high, the use of special attention. Also pay attention to the choice of natural stone. Not all natural stone radionuclide concentrations are high and can not be used as building materials, natural stone, but some choose to pay attention. In general, magmatic rocks of acid intrusive rocks, such as granite, high radioactive content. Clastic sedimentary rocks in Chuzhou drug testing, such as shale, radioactive content is also higher than other stone. Granite and shale are not suitable for indoor use as building materials, especially suitable for use as bedroom interior decoration materials. Headache, dizziness, fatigue, poor sleep, 30%; skin irritation of the mucous membrane of 30% to 40%; chest tightness, throat problems accounted for 30% to 40%; rhinitis accounts for about 40 percent this year ...... In January, the Beijing Center for Disease Control and Prevention released a seven-year survey of indoor environment. 10,000 people were surveyed live in Beijing new or newly renovated more than 10 communities and more than 30 luxury hotels, office buildings, convention centers and laboratories. Many contaminants detected at home! After a large survey of people, a lot of people obviously heavier psychological burden of Chuzhou drug testing content, some people suffering from depression, some people suspicious, do not want to stay in the house. They have a common enemy - indoor pollution, which the modern "personal killer." February 14, 2001, Beijing Children's Hospital medical director Dr. Zang Yan told the media: a year since the admissions of children with leukemia, the patient's family within six months once renovated nine of ten. Year from June to September, two deputy premier three consecutive instructions, pointing out issues related indoor environmental health of residents. Chuzhou drug testing CMA Certification | Chuzhou drug testing | environmental protection provided by Chuzhou Green Ribbon Green Ribbon Indoor Environmental Services Limited. Chuzhou Green Ribbon Indoor Environmental Services Ltd. (www.lsd5188.com) strong, credible, Chuzhou, Anhui environmental projects in collaboration industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the green ribbon into the brilliant green and you work for a better future!