Interior Decoration Uses Granite Cautiously

Stone material quality is hard,the colors are gorgeous.The decoration effect is good, multipurpose in the floor, flutters places such as window.The experts introduced that people are generally worried the stone radioactivity.No need to be terrible,any stone material has the radioactivity, some have not harmed to the human body, so long as chooses the type to be able to avoid. At the same time, the expert also reminds that decorative stone is mainly the marble, the granite, looking from the Country Engineering supervision Department to the regional stone material spot-check result, the marble radioactive result examination basic qualified, may feel relieved selects.But the granite radioactivity is high, the exceeding the allowed figure type are many.It is known that in after granite radium emission, produces gas - radon, if by the human body attraction, the accumulation, will be enhanced for a long time the lung cancer the disease incidence rate.  
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