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      <title>Vodik,Ozon,Dušik by Gabrijel Tarnik</title>
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      <pubDate>2023-06-04 13:48:24 UTC</pubDate>
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         <title>Vodik je najlakši element u periodnom sustavu.Također je bezbojan, bez okusa i bez mirisa plina.</title>
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         <title>Vodik</title>
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         <pubDate>2023-06-04 13:54:57 UTC</pubDate>
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         <title>Vodik je  također kemijski element atomskog rednog broja 1 i atomske mase.</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 13:56:47 UTC</pubDate>
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         <title>Vodik se nalazi u vodi i u zraku. Također se nalazi u nafti i plinu</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 13:59:30 UTC</pubDate>
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         <title>Vodik se koristi za proizvodnju amonijaka,metanola i drugih kemikalija.Također se koristi kao pogonsko gorivo jer ne zagađuje okoliš i ne stvara štetne plinove.</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:02:23 UTC</pubDate>
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         <title>Vodik je najlakši element u prirodi i čini okol 75% mase svemira.Također se koristi  u industriji kao plin za zavarivanje i kao hladnjak u nuklearnim reaktorima</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:08:50 UTC</pubDate>
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         <title>Ozon je molekula koja se sastoji od tri atkoma kisika. Azon se koristi kao dezinficijens za vodu i zrak.   prekomjerna količina ozona u nižim slojevima atmosfere može biti štetna za zdravlje ljudi i životinja.</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:15:24 UTC</pubDate>
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         <title>Ozon</title>
         <author>Gabrijel123</author>
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         <title>Ozonski omotač je sloj ozona u gornjim slojevima atmosfere koja štiti zemlju od štetnih UV zraka sunca. Ozon apsorbira UV zrake i tako sprječava da dođu do zemlje površine, šsto smanjue rizik od oštečenja kože i očiju , kao i rizik od raka kože.</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:19:47 UTC</pubDate>
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         <title>Freoni su klorofluorougljikovodici koji su se nekada koristiliu rashladnim uređajima, aerosilima i drugim proizvodima Međutim, otkriveno je da freoni doprinose uništavaju ozonskog omotača, pa se njihova upotreba smanjila.Freoni se danas mogu naći samo ustarim uređajima koji nisu zamjenjeni novijim, ekološski prihvatljivim alternativima</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:28:07 UTC</pubDate>
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         <title>Ozonske rupe nastaju zbog emisije kloroflurouglkovodika(CFC-a) i drugih halogeniranih uglikovodika u atmosferu. Kada se CFC-i oslobode u atmosferu, oni se pod otjecajem sunčevih zraka ragrađuju i oslobađaju klor.</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:34:50 UTC</pubDate>
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         <title>Ostečenje ozonskog omotača može dovesti do povećanja rizika od raka kože, ostečenja očiju i samnjenja imonološke funkcije kod ljudi i životinja.</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:42:35 UTC</pubDate>
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         <title>Zanimljiovo je da su znansvenici otkrili ozonsku rupu u atmosferi iznad antarktike smanjio se za gotovo 50%. </title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:46:37 UTC</pubDate>
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         <title>Dušik</title>
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         <pubDate>2023-06-04 14:48:48 UTC</pubDate>
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         <title>Dušik se nalazi u atmosferi. Biljke  ga koriste za rast i razvoj, a životinje ga konzumiraju jedući biljke. Kada životinje i biljke umru, bakterije bakterije razgrađuju njihove ostatke  i oslobađaju dušik u tlo</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:51:45 UTC</pubDate>
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         <title>Dušik je bezbojan, bezmirisan i neotrovan plin konji čini oko 78% zemljine atmosfere. On je kemijski inertan što znači da ne reagira  s mnogim druim elemtima i spojevima.</title>
         <author>Gabrijel123</author>
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         <pubDate>2023-06-04 14:56:17 UTC</pubDate>
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         <title>Tekuči dušik se koristi u različitim industrijski procesima, uključujuči proizvodnjom elektronike i poluvodiča, proizodnju hrane, medicinske primjene kao i u zdranstvenim istraživanjima.</title>
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         <pubDate>2023-06-04 15:01:15 UTC</pubDate>
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