juH natural decoration nagh jotlhmeH pollution tu'lu'?

Dec 03, 2016

decorated je natural rav nagh pa', tlhoy', tu'lu' vay' pollution?

recent DIS, Hoch Qomlaw' natural tlham, natural nagh decorated je yav, yaj nuvpu' ghur qorDu' tlhoy'. rom january 2002 implementation andquot tI Hap 'u' radionuclide limitandquot qach; gb6556-2001 Hol requirements:marble, juH laH decorate, nagh sandstone, slate. wav granite vaj abc wej categories: laH yIlo' Segh, qaStaHvIS puS 600 granite Sar, puS 95 vatlhvI' pollution-tlhab, juH Dachegh decoration; laH wej lo' b, residential, apartments, nurseries, DuSaQ, ropyaH qach 'ej latlh qoD decoration; [taH Segh, laH neH lo' Hur vIleghDI' qach 'ej outdoor locations. pa' selection granite 'e' chong, chong selection Doq, SuD pagh ghaH Doq yIteb chaDo'maq qIj slate Sar je.

rewbe'mey'e' refers natural nagh radioactive pollution, natural radioactive elements neH lIngchugh ragh mIw radon. absorbed pong porghDaj,, harm HuHwIj luH radon. 'ach radon half-life neH 3.2 jaj, vaj decorated SoH je b pagh, [taH qorDu'Daj nagh, Hoch nI' law' reduced indoor jejlaw' circulation radon jegh, such as ventilation rep puS bID 'a ghIH tlhoS equal pagh. qaStaHvIS bIH reminder: qaStaHvIS wo'Daq janvam nagh, be tob SuD seller ghel.

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