Coob tus neeg nyiam cov tsos ntawm marble, tshwj xeeb tshaj yog siv marble hauv chav ua noj thiab chav dej, tab sis nws tau hais tias online tau hais tias hluav taws xob ntawm marble tuaj yeem ua rau mob cancer. Qhov no puas muaj tseeb? Yog tias yog nws muaj tseeb, nws yog qhov txaus ntshai! Hais txog qhov teeb meem no, cia kuv muab qee cov kev kawm nrov hnub no rau koj!
Cov pa radon tuaj yeem ua rau mob cancer hauv marble?
Hais txog qhov muaj kev phom sij ntawm marble, ntev li koj tau mus online thiab tshawb nrhiav qee yam, koj yuav pom tias muaj ntau cov ntawv tshaj tawm tias marble yuav tsim tawm radon. Thiab radon yog xim tsis muaj ntxhiab, ntxhiab tsw, pom roj. Cov radon thiab nws cov progeny tsim los ntawm marble hluav taws xob nkag mus rau hauv lub cev nrog cua, lossis ua raws li lub plab hnoos qeev thiab mob ntsws, lossis yaj mus rau hauv lub cev thiab nkag mus rau cov ntaub so ntswg ntawm tes, tsim lub cev hluav taws xob. , Induce mob ntsws, mob qog ntshav thiab mob caj pas.
Kev Tshawb Nrhiav Kev Noj Qab Haus Huv Hauv Ntiaj Teb pom tias radon yog cov tshuaj muaj kabmob kheesxaws ntau tshaj plaws thib ob tom qab haus luam yeeb los ua rau mob ntsws. Yog li ntawd, ntau tus neeg txhawj xeeb hais tias marble hluav taws xob yuav ua teeb meem rau peb kev noj qab haus huv.
★ Marble yeej tsis txaus ntshai!
Muaj lwm lub suab hais txog cov kev phom sij ntawm marble hluav taws xob uas tau hnov txog hauv Is Taws Nem," Qhov tseeb, ntev npaum li lub tsev yuav tsum muaj radon, tshwj xeeb tshaj yog cov nyiaj radon hauv lub tsev qub yog siab dua li ntawm lub tsev tshiab Cov. Nws tsis yog qhov tseeb. Radon tsuas yog tsim hauv marble. Yog li peb tsis tas yuav txhawj xeeb txog kev raug mob ntawm qhov thiaj li hu ua marble. Kev puas tsuaj ntawm cov khoom neeg tsim marble yog ntau qis dua li ntawm ntuj."
GG quot; Tus qauv kev lag luam ntawm marble yog txhua yam nyob hauv qhov kev nyab xeeb ntawm Kev Tiv Thaiv Kev Tiv Thaiv Kev Ruaj Ntseg Hauv Tebchaws, thiab txhua tus neeg tuaj yeem siv nws nrog kev ntseeg siab. Qhov hluav taws xob tawg ntawm marble yog feem ntau qis dua 13μGy / h. Hauv cov ntaub ntawv kev tiv thaiv ib puag ncig kev tiv thaiv ib puag ncig, koj yuav pom tau hais tias hluav taws xob yog 20μGy / h (weigo Rui ib teev) Hauv qab no tsis tas yuav xav txog kev phom sij."
Qhov tseeb thiab cuav ntawm marble hluav taws xob yog dab tsi? CCTV official los txheeb xyuas
Txhawm rau txheeb xyuas qhov tseeb ntawm cov lus hais tias" marble hluav taws xob muaj teeb meem rau kev noj qab haus huv", CCTV Nyiaj Txiag Channel" Puas yog nws tiag" kem pab pawg tau mus xyuas Beijing' s tsev loj cov khoom lag luam thiab zais zais mus xyuas marble pobzeb hom franchise khw muag khoom, suav nrog Jianyi marble vuas.
Hais txog" seb puas muaj hluav taws xob hauv marble vuas" ;, tus tub luam tau muab cov lus tsis muaj tseeb. Txhawm rau kom rov kho qhov tseeb ntawm qhov xwm txheej, pab pawg kem xaiv thiab yuav cov qauv pobzeb marble ntawm cov xim sib txawv hauv cov khw muag khoom sib txawv rau kev sim.
Nyob rau hauv txoj haujlwm, Zhu Li, tus lwm thawj saib xyuas haujlwm hauv Chav Haujlwm Tiv Thaiv Hluav Taws Xob ntawm Tsinghua University thiab Ph.D. hauv geochemistry, siv cov cuab yeej tshaj lij los ntsuas kev ntsuas ntawm qhov ntsuas ntawm tus nqi hluav taws xob ntawm marble hluav taws xob. Cov txiaj ntsig sim qhia tau pom tias peb qho khoom lag luam raug xaiv rau kev ntsuas txhua qhov tshwm sim los ntawm kev hloov pauv sab hauv cov nqi. Cov pob zeb dub dub tau nce cov pa tawm ntawm 2105cpm txog 2416cpm. Qhov xim daj thiab dawb pobzeb ntsuas kuj nce tus nqi hluav taws xob qhov ntsuas pom. Puas yog marble hluav taws xob puas tsuaj?
Professor Zhu Li xaus lus rau ntawm qhov chaw tias: Cov kev sim ntsuas no yog rau Chav Kawm cov khoom siv hauv tsev, uas yog hais, lawv muaj kev nyab xeeb siv! Raws li cov ntaub ntawv sau tseg: cov qauv ntawm lub teb chaws tam sim no rau cov ntaub ntawv tsim qauv nruj me ntsis cov qauv rau kev tswj hwm radioactivity.
Nws muaj peb theem: A, B, thiab C. Rau cov khoom siv nrog cov nqi emission xws li tsis pub dhau ntawm chav A, qhov kev siv tsis txwv, thiab nws siv tau rau txhua qhov chaw. Cov chav B ntawm lub tsev cov ntaub ntawv tsuas pub siv sab nraum chav pw. Hoob C lub tsev cov ntaub ntawv tsuas yog tsim nyog rau sab nraum zoov lossis lwm yam kev siv. Yog li ntawd [puas muaj xim ntxoov ntxoo puas cuam tshuam rau marble hluav taws xob?] Xib fwb Zhu tau hais tias lub pob zeb xim tuaj yeem siv tau ua kev siv, yog li nws tsis muaj qhov tseem ceeb siv rau cov vuas!
Cov phooj ywg, marble hluav taws xob yog tib yam li qhov teeb meem tawm ntawm formaldehyde, tab sis nws yog cov khoom ua paug, tab sis peb tuaj yeem tswj hwm nws cov nyiaj, thiab nws tseem tuaj yeem siv yog tias nws tsis ua mob rau tib neeg. Vim tias txhua yam muaj hluav taws xob, tab sis nws nyob deb ntawm cov qauv hauv tebchaws. Tsis tsuas yog marble hluav taws xob, txhua yam muaj hluav taws xob, tsis hais txog kev tsim khoom, nws yuav tsum ncav cuag tus txheej txheem kom ua kev tsim txom, yog li peb tseem xav tau kev tshawb nrhiav science thiab kev nkag siab ntawm qhov no!
★ Peb tau kho qhov teeb meem ntawm marble hluav taws xob ua ntej. Qhov tseeb, rau qhov teeb meem ntawm marble hluav taws xob, peb kuj yuav tsum kho cov kev nkag siab tsis meej hauv qab no!
Th Myth 1: Qhov hluav taws xob daj yog qhov muaj zog heev thiab txaus ntshai
Hais txog cov xov tooj cua hluav taws xob ntawm marble, cov kws tshaj lij ntawm Lub Tuam Tsev Kawm Ntawv Tshawb Nrhiav Kev Tshawb Fawb Lub Tebchaws Cov Tsev Kawm Ntawv ntseeg hais tias nyob hauv lub ntiaj teb tej yam ntuj tso, kev xeb hluav taws xob muaj tseeb. Ib yam li ntawd, muaj radioactivity hauv natural zeb khoom. Qhov tseem ceeb yog pom tias nws tshaj li lub teb chaws cov qauv.
Marble yog ua los ntawm limestone nyob rau hauv cov pob zeb sedimentary los ntawm kub thiab siab thiab lwm yam sab nraud. Txij li cov calcite thiab dolomite tsim los ntawm cov neeg ua yeeb yaj kiab feem ntau tsis tshua muaj siab, cov pob zeb ua los ntawm limestone nrog qis radioactivity tseem tsawg hauv radioactivity.
[Xaus Tshaj]: Kev ua haujlwm ntawm cov xov tooj ntawm ntuj yog feem ntau qis heev, koj tuaj yeem xaiv siv nws nrog kev ntseeg siab.
▲ Myth2: Marble tsis muaj hluav taws xob ntau dua li lwm cov khoom siv hauv tsev
Raws li cov kws tshaj lij, muaj kev xoom xaim nyob hauv txhua yam tshuaj, suav nrog dej thiab huab cua. Ib yam li cov tshuaj fluorescent ntxaij ntawm luminous watches, TV, thiab cov koos pij tawj saib tsis tau hauv peb lub neej, lawv txhua tus muaj cov xov tooj hluav taws xob ntau, tab sis lawv txhua tus yog cov cim kab thiab tsis muaj teeb meem rau tib neeg lossis tsis muaj teeb meem. Radioactivity tsis yog qhov xav tsis thoob, thiab tsis tas yuav ntshai. Zoo sib xws, lub teeb ci ntuj daj kuj tseem muaj ntau, qhov tseem ceeb tshaj plaws yog seb marble koj yuav tshaj li tus qauv. Qhov twg yog qhov kev txiav txim siab marble koj xav tau.
Hauv Kev Txheeb Ze rau Kev Tshawb Fawb Kev Tiv Thaiv Kev Tshawb Fawb ntawm Cov Khoom Siv Pob Zeb, nws tau muab faib ua peb pawg raws li cov xov tooj cua tshwj xeeb hauv cov pob zeb tsim khoom: qeb A: qhov kev siv tsis txwv; Qeb B: nws tsis tuaj yeem siv rau chav nyob thiab kho kom zoo nkauj tha xim sab hauv, thiab tuaj yeem siv rau Chaw thau khoom tha xim sab hauv thiab sab nrauv ntawm lwm lub tsev; Qeb C: tuaj yeem siv rau kev ua tiav sab nrauv ntawm txhua lub tsev. Raws li cov kws tshaj lij los ntawm Beijing Institute ntawm Geology ntawm Nuclear Kev Lag Luam, cov neeg siv khoom yuav tsum tshawb xyuas" CMA Xov Xwm Ntsuam Xyuas Kev Ntsuam Xyuas" thiab qhov teev ntawm daim ntawv thov ntawm cov khoom los ntawm National Technical Supervision Bureau thaum lawv yuav cov khoom lag luam pob zeb. Vim tias cov xov tooj cua ntawm cov pob zeb tsis zoo ib yam, cov ntsiab lus radionuclide ntawm cov pob zeb hauv cov lithofacies sib txawv ntawm tib lub pob zeb lub cev yuav sib txawv heev, thiab nws yog qhov nyuaj rau kev kuaj xyuas cov qauv ntsuas.
[Xaus]: Rau marble kis tau tawm hauv chav nyob, nws yog qhov zoo tshaj plaws los xaiv Chav A, thiab txhua yam yuav tsum muaj kev sib txuas lus sib dhos marble hluav taws xob tshuaj ntsuam xyuas.
Th Myth 3: Artificial marble yog tsis muaj hluav taws xob
Artificial marble los yog cov pob zeb dag yog tsim los ntawm ntuj marble, thiab qee zaum granite yog siv los ua cov muab tub lim, xis mas, gypsum thiab cov dej tsis haum polyester cob yog siv los ua cov hlua khi, uas yog tsim los ntawm nplawm molding, sib tsoo thiab polishing. Muaj cov khoom siv hluav taws xob ntau thiab cov pa phem. Kev yuav cov pob zeb no, koj yuav tsum nug tus tub lag luam rau cov ntawv pov thawj uas muaj feem cuam tshuam.
Rau kev ntsuas tag nrho ntawm cov tshuaj phom sij sab hauv tsev, koj yuav tsum pom cov chaw haujlwm raug cai uas muaj" CMA Daim Ntawv Pov Thawj Kev Tsim Nyog Hauv Tebchaws rau Kev Tshawb Xyuas Kev Tshawb Fawb thiab Kev Ntsuas" muab los ntawm Xeev Pawg Saib Xyuas Kev Tswj Xyuas Haujlwm thiab" Chav Kawm Kev Tshuaj Ntsuam Xyuas Ib Puag Ncig Ib Qho Daim Ntawv Pov Thawj" muab los ntawm Lub Xeev Ib Puag Ncig Kev Nyab Xeeb Kev Tswj Xyuas.
[Xaus Tshaj]: Txawm hais tias hluav taws xob hluav taws xob ntawm cov khoom neeg lag luam marble tau raws li tus qauv xav tau kev sim, nws pom zoo kom koj yuav cov khoom tsim nyog los ntawm cov tuam txhab tsim khoom.