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H\u00e1hreint kvars v\u00edsar til kvarsra\u00f0ar v\u00f6rur me\u00f0 SiO2 hreinleika sem er meiri en 99,9%. \u00dea\u00f0 er efnisgrunnurinn fyrir h\u00e1g\u00e6\u00f0a v\u00f6rur \u00ed k\u00edsili\u00f0na\u00f0inum, miki\u00f0 nota\u00f0ar \u00ed i\u00f0na\u00f0i eins og lj\u00f3sv\u00f6kva, rafr\u00e6nar uppl\u00fdsingar, sj\u00f3nsamskipti og raflj\u00f3sgjafa. \u00dea\u00f0 gegnir mikilv\u00e6gri st\u00f6\u00f0u og hlutverki \u00ed stefnum\u00f3tandi vaxandi atvinnugreinum n\u00fdrra efna og n\u00fdrrar orku.<\/p>\n\n\n\n
Byggt \u00e1 SiO2 hreinleika er h\u00e6gt a\u00f0 flokka \u00fea\u00f0 \u00ed:<\/p>\n\n\n\n
\u00dea\u00f0 er einnig h\u00e6gt a\u00f0 flokka \u00fat fr\u00e1 heildarmagni \u00f3hreininda\u00fe\u00e1tta eins og Al, B, Li, K, Na, Ca, Mg, Ti, Fe, Mn, Cu, Cr, Ni, osfrv., \u00ed:<\/p>\n\n\n\n
Hverri hreinleikagr\u00e1\u00f0u af h\u00e1hreinleika kvarsi m\u00e1 skipta \u00ed afbrig\u00f0i eins og 40-80 m\u00f6skva, 80-140 m\u00f6skva, 80-200 m\u00f6skva, 80-300 m\u00f6skva, og svo framvegis.<\/p>\n\n\n\n
H\u00e1hreint kvarst\u00e6kni er kerfisbundi\u00f0 verkfr\u00e6\u00f0iverkefni sem felur \u00ed s\u00e9r h\u00e1hreinleika kvarshr\u00e1efnisvalst\u00e6kni, vinnslut\u00e6kni, vinnslub\u00fana\u00f0art\u00e6kni og g\u00e6\u00f0aeftirlitst\u00e6kni. \u00deessir \u00fe\u00e6ttir eru b\u00e6\u00f0i sj\u00e1lfst\u00e6\u00f0ir og innbyr\u00f0is tengdir og mynda alhli\u00f0a t\u00e6knilega heild.<\/p>\n\n\n\n
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Upphaflega var kvars me\u00f0 miklum hreinleika unni\u00f0 \u00far fyrsta og annars flokks n\u00e1tt\u00farulegum krist\u00f6llum. N\u00e1tt\u00farulegir kristallar myndast venjulega \u00ed kristalholsumhverfi vi\u00f0 \u00e1kve\u00f0nar jar\u00f0fr\u00e6\u00f0ilegar a\u00f0st\u00e6\u00f0ur. S\u00e9rh\u00e6fni tilur\u00f0arinnar lei\u00f0ir til tveggja e\u00f0lisl\u00e6gra annmarka:<\/p>\n\n\n\n
1. L\u00edtil for\u00f0i og l\u00e9leg n\u00e1muskilyr\u00f0i, sem eftir \u00e1ralanga uppbyggingu og n\u00fdtingu lei\u00f0a \u00f3hj\u00e1kv\u00e6milega til au\u00f0lindaskorts, h\u00e1s ver\u00f0s og vanh\u00e6fni til a\u00f0 m\u00e6ta \u00fe\u00f6rfum st\u00f3ri\u00f0juframlei\u00f0slu.<\/p>\n\n\n\n
2. Efnasamsetning steinefnakristalla er \u00f3st\u00f6\u00f0ug og undir \u00e1hrifum af breytingum \u00e1 kristalla\u00f0 umhverfi. \u00deetta lei\u00f0ir til verulegra sveiflna \u00ed efnasamsetningu hr\u00e1efnis \u00ed st\u00f3rum i\u00f0na\u00f0i, sem gerir st\u00f6\u00f0lun hr\u00e1efna erfi\u00f0a og getur ekki uppfyllt \u00fearfir h\u00e1\u00fer\u00f3a\u00f0rar, hreinnar kvarsafur\u00f0aframlei\u00f0slu.<\/p>\n\n\n\n
\u00deess vegna er nau\u00f0synlegt a\u00f0 byrja \u00e1 \u00f6\u00f0rum kvars steinefnum til a\u00f0 leysa \u00ed grundvallaratri\u00f0um vandam\u00e1li\u00f0 me\u00f0 h\u00e1hreinleika kvars hr\u00e1efnis, sem er grunn t\u00e6knileg n\u00e1lgun innanlands og utan.<\/p>\n\n\n\n
\u00c1 t\u00edunda \u00e1ratugnum vann Japan gegns\u00e6tt kvars me\u00f0 miklum hreinleika me\u00f0 \u00fev\u00ed a\u00f0 nota f\u00ednkorna\u00f0 kvars\u00edt sem hr\u00e1efni.<\/p>\n\n\n\n
R\u00fassland og \u00de\u00fdskaland unnu h\u00e1hreint kvars me\u00f0 \u00fev\u00ed a\u00f0 nota bl\u00e1\u00e6\u00f0akvars og myndbreytt kvars\u00edt sem hr\u00e1efni.<\/p>\n\n\n\n
\u00c1 n\u00edunda \u00e1ratugnum vann bandar\u00edska fyrirt\u00e6ki\u00f0 PPCC h\u00e1hreint kvars me\u00f0 \u00fev\u00ed a\u00f0 nota gran\u00edt fr\u00e1 Foxdale sv\u00e6\u00f0inu \u00e1 nor\u00f0vesturstr\u00f6nd Englands sem hr\u00e1efni \u00ed vestur-evr\u00f3psk kvarsgler. SiO2 hreinleiki v\u00f6runnar var 4N, Fe innihald <1\u00d710^-6 og innihald annarra \u00f3hreininda\u00fe\u00e1tta <5\u00d710^-6.<\/p>\n\n\n\n
Fr\u00e1 og me\u00f0 1990 byrja\u00f0i bandar\u00edska fyrirt\u00e6ki\u00f0 Unimin a\u00f0 \u00fer\u00f3a og n\u00fdta pegmat\u00edt gran\u00edti\u00f0 \u00e1 Spruce Pine sv\u00e6\u00f0inu \u00ed Nor\u00f0ur-Kar\u00f3l\u00ednu \u00e1 \u00e1hrifar\u00edkan h\u00e1tt. \u00dea\u00f0 hefur \u00fer\u00f3a\u00f0 h\u00e1hreinleika kvarsra\u00f0ar v\u00f6rur eins og IOTA-STD (sta\u00f0la\u00f0a einkunn), IOTA-4, IOTA-6 og IOTA-8, n\u00e1nast einoka\u00f0 al\u00fej\u00f3\u00f0legan marka\u00f0 og or\u00f0i\u00f0 al\u00fej\u00f3\u00f0legur sta\u00f0all.<\/p>\n\n\n\n
\u00dea\u00f0 er auglj\u00f3st a\u00f0 fyrir utan n\u00e1tt\u00farulegan kristal, bl\u00e1\u00e6\u00f0akvars og gran\u00edtkvars af sex upprunanum h\u00e9r a\u00f0 ofan, eru kvars steinefni tilvalin hr\u00e1efni til a\u00f0 vinna mi\u00f0jan og h\u00e1\u00fer\u00f3u\u00f0 kvarsafur\u00f0ir.<\/p>\n\n\n\n
Ekki er h\u00e6gt a\u00f0 vinna allt bl\u00e1\u00e6\u00f0akvars og gran\u00edtkvars \u00ed h\u00e1hreint kvars, mi\u00f0a\u00f0 vi\u00f0 n\u00faverandi vinnslut\u00e6kni. A\u00f0eins \u00f6rf\u00e1ar, jafnvel afar sjaldg\u00e6far, er h\u00e6gt a\u00f0 vinna \u00ed h\u00e1g\u00e6\u00f0a v\u00f6rur.<\/p>\n\n\n\n
\u00dea\u00f0 er, a\u00f0 velja bl\u00e1\u00e6\u00f0akvars e\u00f0a gran\u00edtkvars er a\u00f0eins r\u00e9tt almenn stefna; \u00fea\u00f0 leysir ekki lykilm\u00e1li\u00f0 um s\u00e9rstakt hr\u00e1efnisval.<\/p>\n\n\n\n
A\u00f0al\u00e1st\u00e6\u00f0an er tilvist \u00fdmissa undirskiptra tilur\u00f0unartegunda af bl\u00e1\u00e6\u00f0akvars og gran\u00edti, undir \u00e1hrifum fr\u00e1 jar\u00f0fr\u00e6\u00f0ilegum a\u00f0st\u00e6\u00f0um sem mynda m\u00e1lmgr\u00fdti. \u00dea\u00f0 er einnig markt\u00e6kur munur \u00e1 steinefnafr\u00e6\u00f0i, jar\u00f0fr\u00e6\u00f0i og m\u00e1lmgr\u00fdtis\u00fatfellingareiginleikum bl\u00e1\u00e6\u00f0akvars og gran\u00edts af s\u00f6mu upprunager\u00f0.<\/p>\n\n\n\n
Samkv\u00e6mt sk\u00fdrslum er bandar\u00edska fyrirt\u00e6ki\u00f0 Unimin mj\u00f6g s\u00e9rt\u00e6kt var\u00f0andi h\u00e1hreint kvarshr\u00e1efni og hefur strangar kr\u00f6fur.<\/p>\n\n\n\n
Unimin Quartz hr\u00e1efnisvalvi\u00f0mi\u00f0: Einn er kvars me\u00f0 minnstu \u00f3hreinindum \u00ed kristalbyggingunni, svo sem IOTA-STD \u00e1linnihald (14-18)\u00d710^-6, IOTA-4 \u00e1linnihald (8-10)\u00d710^ -6; hitt er kvars me\u00f0 f\u00e6rri gas-v\u00f6kva innifali\u00f0, svo sem pegmat\u00edt gran\u00edt og kristal.<\/p>\n\n\n\n
S\u00fdnt hefur veri\u00f0 fram \u00e1 a\u00f0 innihald \u00f3hreininda\u00fe\u00e1tta \u00ed hr\u00e1efninu er ekki einfaldlega \u00ed samr\u00e6mi vi\u00f0 g\u00e6\u00f0i \u00feess. \u00deess \u00ed sta\u00f0 sn\u00fdr \u00fea\u00f0 a\u00f0 s\u00e9rt\u00e6kni \u00f3hreininda sem \u00e1kvar\u00f0ast af steinefnafr\u00e6\u00f0ilegum ferli hr\u00e1efnisins. Til d\u00e6mis, \u00fer\u00e1tt fyrir miki\u00f0 innihald \u00f3hreininda\u00fe\u00e1tta \u00ed Spruce Pine pegmatite bergs\u00fdnum \u00ed Bandar\u00edkjunum, eru \u00feau notu\u00f0 sem hr\u00e1efni fyrir h\u00e1g\u00e6\u00f0a v\u00f6rur IOTA.<\/p>\n\n\n\n
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Eins og er, eru helstu vinnslut\u00e6kni fyrir kvars me\u00f0 miklum hreinleika flokkun, skr\u00fabb, \u00fatskolun efnas\u00fdru, flot (b\u00e6\u00f0i fl\u00faor sem inniheldur og ekki fl\u00faor flot), \u00feyngdarafl a\u00f0skilna\u00f0, segulmagna\u00f0ir a\u00f0skilna\u00f0ur, kl\u00f3rbrennslubrennsla og \u00fatskolun \u00f6rvera. Hr\u00e1efnin sem notu\u00f0 eru eru bl\u00e1\u00e6\u00f0akvars, pegmat\u00edtgran\u00edt, kvars\u00edt og kvarssandsteinn.<\/p>\n\n\n\n
\u00c6\u00f0akvars er kviku-vatnshita\u00e6\u00f0 sem tengist gran\u00edti, a\u00f0allega \u00ed \u00f3reglulegum bl\u00e1\u00e6\u00f0um. Bl\u00e1\u00e6\u00f0akvars er hreint hv\u00edtt me\u00f0 feitum lj\u00f3ma og miklum hreinleika, me\u00f0 SiO2 innihald \u00feess yfir 99%. \u00cd K\u00edna eru bl\u00e1\u00e6\u00f0akvarsn\u00e1mur a\u00f0allega sta\u00f0settar \u00e1 sv\u00e6\u00f0um eins og Jiangsu Donghai, Sichuan, Heilongjiang, Hubei o.s.frv. Qichun-s\u00fdslu \u00ed Hubei-h\u00e9ra\u00f0i hefur kvarssteinsfor\u00f0a sem er yfir 100 millj\u00f3nir tonna me\u00f0 meira en 99.98% k\u00edsilinnihald, sem er \u00ed fyrsta s\u00e6ti \u00ed landi.<\/p>\n\n\n\n
Kvars\u00edt er mynda\u00f0 \u00far k\u00edsilbergi e\u00f0a kvarssandsteinum \u00ed gegnum r\u00f6\u00f0 myndbreytinga og hitauppstreymis, me\u00f0 kvarssteinefni sem er yfirleitt meira en 85%. \u00dea\u00f0 er oft tengt vi\u00f0 t\u00farmal\u00edn, sirkon, glj\u00e1steinn, feldspat og leirsteinefni, me\u00f0 h\u00f6rku og \u00fe\u00e9ttleika h\u00e6rri en kvarssandsteinn. Kvars\u00edtn\u00e1mum er dreift \u00ed Qinghai, Anhui, Liaoning, Shaanxi o.s.frv., og eru ein helsta uppspretta k\u00edsilkenndra steinefnahr\u00e1efna \u00ed K\u00edna.<\/p>\n\n\n\n
Kvarssandsteinn er sameina\u00f0 klast\u00edskt berg me\u00f0 kvarsbrotainnihald meira en 95%. \u00dea\u00f0 er oft tengt vi\u00f0 t\u00farmal\u00edn, r\u00fat\u00edl, magnet\u00edt, glj\u00e1stein, feldspat og leirsteinefni. \u00cd K\u00edna er kvarssandsteinsn\u00e1mum dreift \u00ed Sichuan, Hunan, Jiangsu, Zhejiang, Yunnan, Shandong, osfrv. \u00deetta eru a\u00f0alhr\u00e1efnin til a\u00f0 vinna \u00far gleri, keramik, steypu og \u00f6\u00f0rum kvars i\u00f0na\u00f0ar steinefnum og efnum.<\/p>\n\n\n\n
Hr\u00e1efni\u00f0 \u00ed bandar\u00edsku Unimin TOTA r\u00f6\u00f0ina me\u00f0 h\u00e1hreinleika kvarssandi er pegmat\u00edt gran\u00edt. Hins vegar g\u00e6tu ranns\u00f3knir \u00e1 \u00feessu svi\u00f0i veri\u00f0 sterkari \u00ed K\u00edna og engin tilkynnt afrek hafa n\u00e1\u00f0st \u00ed vinnslu \u00e1 h\u00e1hreinum kvarssandi \u00far pegmat\u00edtgran\u00edti.<\/p>\n\n\n\n
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\u00cd samanbur\u00f0i vi\u00f0 almenna steinefnavinnslu hefur vinnslub\u00fana\u00f0ur fyrir kvarssand me\u00f0 miklum hreinleika eftirfarandi eiginleika:<\/p>\n\n\n\n
S\u00fdruskolun og vatns\u00fevottur eru mikilv\u00e6gir hlekkir \u00ed vinnslut\u00e6kninni fyrir h\u00e1hreinleika kvarssands. Vegna \u00e1kaflega h\u00e1rra SiO2 hreinleikakrafna og l\u00e1gs innihalds \u00f3hreininda\u00fe\u00e1tta \u00ed h\u00e1hreinu kvarsi, ver\u00f0ur hreinleiki s\u00fdra og vatns sem nota\u00f0 er a\u00f0 uppfylla samsvarandi kr\u00f6fur; annars er erfitt a\u00f0 framlei\u00f0a h\u00e6far v\u00f6rur.<\/p>\n\n\n\n
\u00datskolun heits s\u00fdru gegnir lykilhlutverki \u00ed hreinsunarvinnslu \u00e1 h\u00e1hreinu kvarsi. Einn af mikilv\u00e6gum efnafr\u00e6\u00f0ilegum eiginleikum kvarssins er fram\u00farskarandi s\u00fdru\u00feol (nema HF), en a\u00f0rir m\u00e1lm\u00f3hreinindi \u00ed m\u00e1lmgr\u00fdti hafa almennt l\u00e9lega s\u00fdru\u00feol. \u00deessi \u00e1hrif eru meira \u00e1berandi vi\u00f0 \u00e1kve\u00f0in hitastig.<\/p>\n\n\n\n
H\u00e1hreinleika kvarsvinnslu s\u00fdru \u00fatskolun t\u00e6kni notar \u00feessa meginreglu til a\u00f0 n\u00e1 fram efnahreinsun. Ranns\u00f3knir hafa s\u00fdnt a\u00f0 me\u00f0 \u00fev\u00ed a\u00f0 nota vi\u00f0eigandi s\u00fdruform\u00falu \u00ed samr\u00e6mi vi\u00f0 eiginleika steinefnahr\u00e1efnanna er h\u00e6gt a\u00f0 fjarl\u00e6gja m\u00e1lmsteinefni, steinefni sem innihalda j\u00e1rn, karb\u00f3natsteinefni og \u00feunnfilmuj\u00e1rn \u00e1 milli kvarsagna \u00ed hr\u00e1efnunum betur.<\/p>\n\n\n\n
Ef \u00e1kve\u00f0i\u00f0 magn af HF-s\u00fdru er b\u00e6tt vi\u00f0 s\u00fdruform\u00falusamsetninguna hefur \u00fea\u00f0 betri \u00e1hrif \u00e1 a\u00f0 fjarl\u00e6gja snefilglj\u00e1a- og feldspat\u00f3hreinindi \u00ed hr\u00e1efnum. \u00deess vegna eru sterk \u00e6tandi hvarfefni eins og heit s\u00fdra og HF-s\u00fdra oft notu\u00f0.<\/p>\n\n\n\n
Reynsla hefur sanna\u00f0 a\u00f0 \u00ed hreinsunarvinnslu \u00e1 h\u00e1hreinu kvarsi, hafa \u00f6ll efni sem eru \u00ed snertingu vi\u00f0 hr\u00e1efnin, svo sem \u00edl\u00e1t, veruleg \u00e1hrif \u00e1 g\u00e6\u00f0i s\u00fdnanna. Strangt eftirlit me\u00f0 efnisst\u00f6\u00f0lum \u00ed \u00f6llum vinnsluhlekkjum \u00e1 h\u00e1hreinum kvarssandi er lykillinn a\u00f0 \u00fev\u00ed a\u00f0 tryggja g\u00e6\u00f0i.<\/p>\n\n\n\n
Eiginleikar h\u00e1rhreinleika kvars SiO2 hreinleika tryggja a\u00f0 engin mengun getur veri\u00f0 \u00ed framlei\u00f0sluferlinu. Hins vegar, vegna langs vinnslufl\u00e6\u00f0is og fl\u00f3kinnar t\u00e6kni kvarssands me\u00f0 miklum hreinleika, er ekki au\u00f0velt a\u00f0 innsigla framlei\u00f0sluferli\u00f0 a\u00f0 fullu.<\/p>\n\n\n\n
Til a\u00f0 koma \u00ed veg fyrir rykmengun \u00ed lofti \u00fearf a\u00f0 gera strangar kr\u00f6fur til loftumhverfis um framlei\u00f0slu, p\u00f6kkun, geymslu o.fl.<\/p>\n\n\n\n
Miklar \u00f6ryggiskr\u00f6fur: Framlei\u00f0slul\u00ednan sem samanstendur af sterkum \u00e6tandi hvarfefnum, eitru\u00f0um lofttegundum (ef kl\u00f3rsteiktun er notu\u00f0), h\u00e1an hita osfrv., ver\u00f0ur a\u00f0 hafa meiri framlei\u00f0slu\u00f6ryggis\u00e1byrg\u00f0.<\/p>\n\n\n\n
S\u00e9rst\u00f6k e\u00f0li ofangreindra vinnsluskilyr\u00f0a \u00e1kvar\u00f0ar miklar kr\u00f6fur til framlei\u00f0slub\u00fana\u00f0ar fyrir kvarsvinnslu me\u00f0 miklum hreinleika. \u00der\u00f3un \u00e1 \u00f6ruggum, umhverfisv\u00e6num, orkusparandi og skilvirkum framlei\u00f0slub\u00fana\u00f0i er lykilskilyr\u00f0i \u00feess a\u00f0 n\u00e1 umfangi og i\u00f0nv\u00e6\u00f0ingu.<\/p>\n\n\n\n
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Heildarinnihald \u00f3hreininda\u00fe\u00e1tta eins og Al, B, Li, K, Na, Ca, Mg, Ti, Fe, Mn, Cu, Cr, Ni, osfrv., \u00ed bandar\u00edskum Unimin IOTA-STD v\u00f6rum er venjulega < 20\u00d7 10^-6, me\u00f0 h\u00e1marksgildi < 22\u00d710^-6. Fyrir sl\u00edk h\u00e1hrein efni er erfitt a\u00f0 uppfylla kr\u00f6fur um g\u00e6\u00f0aeftirlit me\u00f0 efnagreiningara\u00f0fer\u00f0um og r\u00f6ntgenfl\u00farlj\u00f3mun litr\u00f3fsgreiningar (XRF).<\/p>\n\n\n\n
Til a\u00f0 greina m\u00e1lm\u00fe\u00e6tti, s\u00e9rstaklega snefilefni, hefur inductive coupled plasma optical emission spectrometry (ICP-OES) flesta kosti, me\u00f0 g\u00f3\u00f0um greiningarm\u00f6rkum, mikilli greiningarn\u00e1kv\u00e6mni, stuttri t\u00edmanotkun og mikilli n\u00e6mni. Eins og er, hefur ICP-OES or\u00f0i\u00f0 \u00e1hrifar\u00edk a\u00f0fer\u00f0 til a\u00f0 greina snefilefna\u00edhluti af h\u00e1hreinum efnum.<\/p>\n\n\n\n
ICP uppg\u00f6tvunart\u00e6kni er mikilv\u00e6gur stu\u00f0ningur og hluti af h\u00e1hreinleika kvarst\u00e6kni, sem hefur hagn\u00fdta og fr\u00e6\u00f0ilega \u00fe\u00fd\u00f0ingu til a\u00f0 stu\u00f0la a\u00f0 \u00fer\u00f3un h\u00e1hreinleika kvarst\u00e6kni K\u00edna.<\/p>\n\n\n\n
H\u00e1hreint kvars hefur st\u00f6\u00f0uga e\u00f0lis- og efnafr\u00e6\u00f0ilega eiginleika, me\u00f0 eiginleika eins og l\u00e1gt \u00f3hreinindi og erfi\u00f0a upplausn m\u00e1lmgr\u00fdtis. \u00cd \u00fev\u00ed ferli a\u00f0 leysa upp og skola \u00fat kvarsskynjunars\u00fdni me\u00f0 mikilli hreinleika, eru grunn\u00fe\u00e6ttirnir sem taka \u00fe\u00e1tt \u00ed s\u00fdnis\u00feyngd, samsetningu hvarfefna, skammtur hvarfefna, hreinleika hvarfefna osfrv.<\/p>\n\n\n\n
\u00deessi t\u00e6kni felur \u00ed s\u00e9r undirb\u00faning s\u00fdna og t\u00e6kjagreiningu, sem eru tveir meginhlutar. Lykilt\u00e6knin er upplausn og \u00fatskolun s\u00fdnisins.<\/p>\n\n\n\n
Tilraunir hafa s\u00fdnt a\u00f0 \u00ed undirb\u00faningsferli s\u00fdnis mun s\u00fdnis\u00feyngd, samsetning hvarfefna, skammtur hvarfefna og hreinleiki hvarfefna sem notu\u00f0 eru hafa mikilv\u00e6g \u00e1hrif \u00e1 ni\u00f0urst\u00f6\u00f0ur ICP greiningar.<\/p>\n\n\n\n
Magn af h\u00e1hreinu kvarsi nota\u00f0 \u22652000mg; Hreinleiki hvarfefna er h\u00e1hreinleiki (MOS e\u00f0a BV-III), hvarfefnasamsetning er HF+HNO3; \u00fe\u00e9tt HNO3 er nota\u00f0 \u00ferisvar sinnum, me\u00f0 heildarmagn \u22655mL; HF skammtur er 25ml.<\/p>\n\n\n\n
Samkv\u00e6mt vinnslut\u00e6knieiginleikum og hreinleikakr\u00f6fum kvarssands me\u00f0 miklum hreinleika, m\u00e1 ekki nota st\u00e1ls\u00edur \u00ed \u00f6llu s\u00fdnisframlei\u00f0sluferlinu til a\u00f0 for\u00f0ast j\u00e1rnmengun.<\/p>\n\n\n\n
A\u00f0 auki mun \u00fea\u00f0 a\u00f0 koma \u00ed veg fyrir \u00f3hreinindi \u00ed lofti a\u00f0 koma \u00ed veg fyrir \u00f3hreinindi \u00ed lofti og draga \u00far skynjunarskekkjum me\u00f0 \u00fev\u00ed a\u00f0 framkv\u00e6ma upplausn og \u00fatskolunarundirb\u00faning me\u00f0 mikilli hreinni kvarss\u00fdni vi\u00f0 ofurhreinar a\u00f0st\u00e6\u00f0ur \u00e1 ranns\u00f3knarstofu.<\/p>\n\n\n\n