{"id":37110,"date":"2020-11-25T22:24:00","date_gmt":"2020-11-25T20:24:00","guid":{"rendered":"http:\/\/life.karpat.in.ua\/?p=37110"},"modified":"2020-11-24T19:17:19","modified_gmt":"2020-11-24T17:17:19","slug":"ime-a-kornyezetbarat-beton","status":"publish","type":"post","link":"https:\/\/life.karpat.in.ua\/?p=37110&lang=hu","title":{"rendered":"\u00cdme a k\u00f6rnyezetbar\u00e1t beton"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">A beton egyike a leggyakrabban haszn\u00e1lt alapanyagainknak. Sz\u00fcks\u00e9g\u00fcnk van hozz\u00e1 t\u00f6bbek k\u00f6zt homokra, melyb\u0151l egyre kevesebb \u00e1ll a rendelkez\u00e9s\u00fcnkre, \u00e9s annak kitermel\u00e9se egyre nagyobb k\u00f6rnyezetk\u00e1ros\u00edt\u00e1ssal j\u00e1r. Ezen k\u00edv\u00fcl kell hozz\u00e1 cement is, melynek gy\u00e1rt\u00e1sa az egyike a legink\u00e1bb szennyez\u0151 tev\u00e9kenys\u00e9geknek, a glob\u00e1lis CO<sub>2<\/sub> kibocs\u00e1t\u00e1sb\u00f3l jelent\u0151sen kiveszi a r\u00e9sz\u00e9t.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"270\" src=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/11\/beton2.jpg\" alt=\"\" class=\"wp-image-37111\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/11\/beton2.jpg 480w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/11\/beton2-300x169.jpg 300w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Ausztr\u00e1li\u00e1ban ezen k\u00edv\u00fcl igen nagy gondot jelent az \u00fajrahasznos\u00edtatlan \u00fcveg. B\u00e1r ez az anyag sz\u00e1mtalan alkalommal \u00fajra\u00f6nthet\u0151, a legkisebb kontinensen gy\u00e1rtott \u00e9vi 1,4 milli\u00f3 tonna \u00fcvegnek csak kevesebb, mint a fel\u00e9t hasznos\u00edtj\u00e1k \u00fajra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>Elk\u00e9sz\u00fclt egy j\u00e1rda<\/em><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Az University of Sydney kutat\u00f3inak siker\u00fclt l\u00e9trehoznia egy nagyon \u00edg\u00e9retes anyagot, mely tulajdonk\u00e9ppen beton, csak az \u00f6sszetev\u0151it v\u00e1ltoztatt\u00e1k meg egy kicsit. Ebben ugyanis \u00fcvegt\u00f6rmel\u00e9k, hamu \u00e9s krist\u00e1lyos form\u00e1ban CO<sub>2<\/sub> van.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Az \u00fcveg felhaszn\u00e1l\u00e1s\u00e1nak el\u0151nye egy\u00e9rtelm\u0171 az \u00fajrahasznos\u00edt\u00e1si adatokb\u00f3l. A CO<sub>2<\/sub> g\u00e1z halmaz\u00e1llapotban ker\u00fcl az elegybe, ami \u00edgy a leveg\u0151b\u0151l is lefejthet\u0151, m\u00edg a homok a sz\u00e9n\u00e9get\u00e9s mell\u00e9kterm\u00e9ke. Ezzel nem is nagyon lehet mit kezdeni, hegyekben \u00e1ll, \u00e9s bizony nem \u00e9ppen k\u00f6rnyezetbar\u00e1t anyag, legal\u00e1bbis ekkora mennyis\u00e9gben.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"773\" height=\"480\" src=\"http:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/11\/beton1.jpg\" alt=\"\" class=\"wp-image-37112\" srcset=\"https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/11\/beton1.jpg 773w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/11\/beton1-300x186.jpg 300w, https:\/\/life.karpat.in.ua\/wp-content\/uploads\/2020\/11\/beton1-768x477.jpg 768w\" sizes=\"auto, (max-width: 773px) 100vw, 773px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">A kever\u00e9kb\u0151l \u00f6nt\u00f6tt j\u00e1rda m\u00e1r k\u00e9szen van, a kutat\u00f3k most egy \u00e9ves tesztid\u0151szakot kezdenek meg. Ennyi id\u0151 alatt folyamatosan figyelik \u00e9s monitorozz\u00e1k a j\u00e1rda teljes\u00edtm\u00e9ny\u00e9t, kop\u00e1s\u00e1t, a k\u00f6rnyezeti hat\u00e1sokkal szembeni ellen\u00e1ll\u00f3s\u00e1g\u00e1t. Az a kis szakasz, amit most a kutat\u00f3k l\u00e9trehoztak 752 kg homok kitermel\u00e9s\u00e9t tette feleslegess\u00e9, \u00e9s \u00f6sszess\u00e9g\u00e9ben 327 kg sz\u00e9n-dioxid kibocs\u00e1t\u00e1s\u00e1t sp\u00f3rolta meg. Most m\u00e9g nem a leveg\u0151b\u0151l lefejtett CO<sub>2<\/sub>-vel dolgoztak a kutat\u00f3k, de a tov\u00e1bbiakban ez is egy j\u00f3 lehet\u0151s\u00e9g, ami tov\u00e1bb n\u00f6veli az utols\u00f3 sz\u00e1mot. Hogy a j\u00e1rda hogyan teljes\u00edt majd, az m\u00e9g k\u00e9rd\u00e9ses.<\/p>\n\n\n\n<p class=\"has-text-align-right wp-block-paragraph\"><strong><a href=\"https:\/\/koponyeg.hu\/hireso\/szen-dioxidbol-beton\" target=\"_blank\" rel=\"noreferrer noopener\">(koponyeg.hu)<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Az University of Sydney kutat\u00f3inak siker\u00fclt l\u00e9trehoznia egy nagyon \u00edg\u00e9retes anyagot, mely tulajdonk\u00e9ppen beton, csak az \u00f6sszetev\u0151it v\u00e1ltoztatt\u00e1k meg egy kicsit. Ebben ugyanis \u00fcvegt\u00f6rmel\u00e9k, hamu \u00e9s krist\u00e1lyos form\u00e1ban CO2 van. <\/p>\n","protected":false},"author":12,"featured_media":37113,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,596,23,598,39],"tags":[27758,5487,27759],"class_list":["post-37110","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cikkek","category-erdekes","category-fotok","category-tudomany","category-vilag","tag-beton","tag-kornyezetvedelem","tag-szen-dioxid"],"_links":{"self":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/37110","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=37110"}],"version-history":[{"count":0,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/37110\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/media\/37113"}],"wp:attachment":[{"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=37110"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=37110"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/life.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=37110"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}