[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.cebera.cz\/sklenene-vyrobky-nejen-slouzi-ale-i-ohromuji\/#Article","mainEntityOfPage":"https:\/\/www.cebera.cz\/sklenene-vyrobky-nejen-slouzi-ale-i-ohromuji\/","headline":"Sklen\u011bn\u00e9 v\u00fdrobky nejen slou\u017e\u00ed, ale i ohromuj\u00ed","name":"Sklen\u011bn\u00e9 v\u00fdrobky nejen slou\u017e\u00ed, ale i ohromuj\u00ed","description":"N\u011bco o historii Objev skla m\u00e1 sv\u00e9 po\u010d\u00e1tky ji\u017e v\u00a0roce 3\u00a0000 p\u0159ed na\u0161\u00edm letopo\u010dtem. Nikoho mo\u017en\u00e1 nep\u0159ekvap\u00ed, \u017ee jeho kol\u00e9bkou byl starov\u011bk\u00fd Egypt, i kdy\u017e se ze skla vyr\u00e1b\u011bly jen drobn\u00e9 v\u011bci jako kor\u00e1lky. Opravdov\u00e9 v\u00fdrobky za\u010daly vznikat o n\u011bco d\u00e9le a p\u0159es St\u0159edn\u00ed a Bl\u00edzk\u00fd v\u00fdchod se toto um\u011bn\u00ed dostalo a\u017e k\u00a0n\u00e1m do Evropy....","datePublished":"2023-05-11","dateModified":"2023-05-11","author":{"@type":"Person","@id":"https:\/\/www.cebera.cz\/author\/#Person","name":"","url":"https:\/\/www.cebera.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/bbaa4e9a58aac4329fe0ade0f3fb816f09f0dc43c21f6e884dccfbc124b16b29?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/bbaa4e9a58aac4329fe0ade0f3fb816f09f0dc43c21f6e884dccfbc124b16b29?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"cebera.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.cebera.cz\/wp-content\/uploads\/img_a316868_w2060_t1527707907.jpg","url":"https:\/\/www.cebera.cz\/wp-content\/uploads\/img_a316868_w2060_t1527707907.jpg","height":0,"width":0},"url":"https:\/\/www.cebera.cz\/sklenene-vyrobky-nejen-slouzi-ale-i-ohromuji\/","wordCount":415,"articleBody":"N\u011bco o historii\tObjev skla m\u00e1 sv\u00e9 po\u010d\u00e1tky ji\u017e v\u00a0roce 3\u00a0000 p\u0159ed na\u0161\u00edm letopo\u010dtem. Nikoho mo\u017en\u00e1 nep\u0159ekvap\u00ed, \u017ee jeho kol\u00e9bkou byl starov\u011bk\u00fd Egypt, i kdy\u017e se ze skla vyr\u00e1b\u011bly jen drobn\u00e9 v\u011bci jako kor\u00e1lky. Opravdov\u00e9 v\u00fdrobky za\u010daly vznikat o n\u011bco d\u00e9le a p\u0159es St\u0159edn\u00ed a Bl\u00edzk\u00fd v\u00fdchod se toto um\u011bn\u00ed dostalo a\u017e k\u00a0n\u00e1m do Evropy.\tCo je vlastn\u011b z\u00e1kladem skla\tZ\u00e1kladem pro v\u00fdrobu skla je skl\u00e1\u0159sk\u00fd p\u00edsek, kter\u00fd obsahuje p\u0159edev\u0161\u00edm oxid k\u0159emi\u010dit\u00fd (a\u017e 80%), z\u00a0dal\u0161\u00edch chemick\u00fdch l\u00e1tek to jsou oxidy: draseln\u00fd, sodn\u00fd a v\u00e1penat\u00fd, p\u0159id\u00e1vat lze i r\u016fzn\u00e9 odst\u00edny barviv.\tPodle typu skla lze tavit p\u0159i teplot\u00e1ch v\u00a0rozmez\u00ed od 1\u00a0450 do 2\u00a0000 stup\u0148\u016f Celsia, sklo je v\u00a0t\u00e9to f\u00e1zi tekut\u00e9, d\u00e1 se s\u00a0n\u00edm pracovat a tvarovat ho. D\u016fle\u017eit\u00e9 je p\u0159i v\u00fdrob\u011b sklen\u011bn\u00fdch v\u00fdrobk\u016f tak\u00e9 jejich ochlazov\u00e1n\u00ed, kter\u00e9 mus\u00ed prob\u00edhat pozvoln\u011b, aby v\u00fdrobek neztratil nic na sv\u00e9 kvalit\u011b. \tEnergie, vyu\u017e\u00edvan\u00e1 p\u0159i v\u00fdrob\u011b, \u010derp\u00e1 z\u00a0elektrick\u00e9 energie a zemn\u00edho plynu (ten je pou\u017e\u00edv\u00e1n p\u0159i taven\u00ed).\tV\u00fdrobky z\u00a0k\u0159emenn\u00e9ho skla\tZ\u00e1kladem tohoto typu sklad je k\u0159i\u0161\u0165\u00e1l, vyu\u017e\u00edv\u00e1no je p\u0159edev\u0161\u00edm na v\u00fdrobu v\u00fdbojek. \tV\u00fdrobky z\u00a0vodn\u00edho skla\tSlou\u017e\u00ed hlavn\u011b k\u00a0impregna\u010dn\u00edm \u00fa\u010del\u016fm a konzervov\u00e1n\u00ed, je d\u016fle\u017eitou slo\u017ekou pro \u017e\u00e1ruvzdorn\u00e9 v\u00fdrobky. Sklo je neho\u0159lav\u00e9. \tSpeci\u00e1ln\u00ed skla\tZ\u00a0tohoto druhu sklad jsou vyr\u00e1b\u011bny nap\u0159. obrazovky, mikroskopy a vyu\u017e\u00edv\u00e1 se v\u00a0elektrotechnice a optice. Je odoln\u00e9 v\u016f\u010di po\u0161kr\u00e1b\u00e1n\u00ed. \tOdoln\u00e9 sklo\tChemick\u00e9 a farmaceutick\u00e9 laborato\u0159e vyu\u017e\u00edvaj\u00ed v\u00fdrobk\u016f z\u00a0boritok\u0159emi\u010dit\u00e9ho skla, odol\u00e1v\u00e1 vysok\u00fdm teplot\u00e1m a chemick\u00fdm l\u00e1tk\u00e1m. \tSklo v dom\u00e1cnosti\tV\u00fdrobky ze skla jsou ale hlavn\u011b sou\u010d\u00e1st\u00ed na\u0161ich dom\u00e1cnost\u00ed, a\u0165 u\u017e se jedn\u00e1 o b\u011b\u017en\u00e9 u\u017eitn\u00e9 sklo (serv\u00edrov\u00e1n\u00ed nebo uchov\u00e1n\u00ed j\u00eddla) nebo dekorativn\u00ed prvky. Sklo je i materi\u00e1lem, ze kter\u00e9ho je mo\u017en\u00e9 zhotovit p\u0159edm\u011bty ur\u010den\u00e9 pro reklamu nebo jako d\u00e1rek (p\u016fllitry, misky, piln\u00edky). Slou\u017e\u00ed tak\u00e9 vzhledem ke sv\u00e9 nevodivosti jako v\u00fdborn\u00fd izola\u010dn\u00ed materi\u00e1l.                                                                                                                                                                                                                                                                                                                                                                                         4.5\/5 - (15 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Sklen\u011bn\u00e9 v\u00fdrobky nejen slou\u017e\u00ed, ale i ohromuj\u00ed","item":"https:\/\/www.cebera.cz\/sklenene-vyrobky-nejen-slouzi-ale-i-ohromuji\/#breadcrumbitem"}]}]