{"id":1427,"date":"2017-09-29T23:13:38","date_gmt":"2017-09-29T21:13:38","guid":{"rendered":"http:\/\/pksbronze.at\/informationen\/kupfer\/"},"modified":"2025-11-18T10:25:29","modified_gmt":"2025-11-18T09:25:29","slug":"cuivre","status":"publish","type":"page","link":"https:\/\/kupferspuren.at\/fr\/information\/cuivre\/","title":{"rendered":"Pourquoi le cuivre"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mi4d7dj4-512aef311dc289956b50069494e5af52\">\n#top .av-special-heading.av-mi4d7dj4-512aef311dc289956b50069494e5af52{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mi4d7dj4-512aef311dc289956b50069494e5af52 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mi4d7dj4-512aef311dc289956b50069494e5af52 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mi4d7dj4-512aef311dc289956b50069494e5af52 av-special-heading-h1 blockquote modern-quote  avia-builder-el-0  el_before_av_textblock  avia-builder-el-first '><h1 class='av-special-heading-tag '  itemprop=\"headline\"  >Pourquoi des outils en cuivre ou en alliage de cuivre ?<\/h1><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-7ex2c-c9981e4a5f88ea7d2b4ed3b532877e3d '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><div>Pour les outils en cuivre ou en alliage de cuivre, les r\u00e8gles suivantes s&rsquo;appliquent :<\/div>\n<div id=\"c322\" class=\"csc-default\">\n<ul>\n<li><b>Aucun entretien<\/b> n\u00e9cessaire.<\/li>\n<li><b>Pas de formation de rouille, <\/b>donc dure \u00e9ternellement. Sur le th\u00e8me de la corrosion, voir : <a href=\"https:\/\/www.kupferinstitut.de\/de\/werkstoffe\/system\/korrosionsverhalten-kupferwerkstoffe.html\" target=\"_blank\" rel=\"noopener noreferrer\">kupferinstitut.de<\/a> <\/li>\n<li><strong>Non magn\u00e9tique<\/strong>.<\/li>\n<li><strong>Durable<\/strong> &#8211; pour un milieu de culture sain.<\/li>\n<\/ul>\n<h3 class=\"entry-title\"><a href=\"https:\/\/kupferspuren.at\/fr\/information\/cuivre\/pour-la-bio-dynamisation-du-sol\/\">Fertilisation par oligo-\u00e9l\u00e9ments<\/a><\/h3>\n<h3><a href=\"https:\/\/kupferspuren.at\/fr\/information\/cuivre\/kupfer-und-wachstum\/\">Cuivre et croissance<\/a><\/h3>\n<h3><a href=\"https:\/\/kupferspuren.at\/fr\/information\/cuivre\/effets\/\">Mode d&rsquo;action<\/a><\/h3>\n<h3><a class=\"internal-link\" href=\"https:\/\/kupferspuren.at\/fr\/information\/cuivre\/verdigris-et-patine\/\">Vert-de-gris <\/a><span style=\"color: #cc99ff;\"><i><span style=\"color: #c2bdc7;\">terme familier d\u00e9signant \u00e0 tort la couche de vieillissement verte sur les surfaces en cuivre, la<\/span><\/i><a style=\"color: #cc99ff;\" title=\"Patine\" href=\"http:\/\/de.wikipedia.org\/wiki\/Patina\" target=\"_blank\" rel=\"noopener noreferrer\"><span style=\"color: #0000ff;\"><span style=\"color: #800080;\">patine<\/span><\/span><\/a><\/span><\/h3>\n<h4><a href=\"https:\/\/kupferspuren.at\/fr\/information\/cuivre\/temoignages\/\">T\u00e9moignages<\/a><\/h4>\n<\/div>\n<p><a href=\"https:\/\/www.boden-fachzentrum.de\/bodenqualitaet\/boden-naehrstoffe\/bodennaehrstoff-kupfer\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.boden-fachzentrum.de\/bodenqualitaet\/boden-naehrstoffe\/bodennaehrstoff-kupfer<\/a><\/p>\n<div id=\"c322\" class=\"csc-default\">\n<p><em><strong>Wikipedia :<\/strong><\/em><br \/>\n<em><span id=\"Biologische_Eigenschaften\" class=\"mw-headline\">Propri\u00e9t\u00e9s biologiques<\/span><\/em><\/p>\n<p><em>Compar\u00e9 \u00e0 de nombreux autres m\u00e9taux lourds, le cuivre n&rsquo;est que relativement peu toxique pour les organismes sup\u00e9rieurs. Ainsi, un \u00eatre humain peut ing\u00e9rer 0,04 gramme de cuivre par jour sans que sa sant\u00e9 en p\u00e2tisse.<sup id=\"cite_ref-39\" class=\"reference\"><a href=\"https:\/\/de.wikipedia.org\/wiki\/Kupfer#cite_note-39\" target=\"_blank\" rel=\"noopener noreferrer\">[38]<\/a><\/sup> Sous sa forme libre, non li\u00e9e aux <a title=\"Prot\u00e9ine\" href=\"https:\/\/de.wikipedia.org\/wiki\/Protein\" target=\"_blank\" rel=\"noopener noreferrer\">prot\u00e9ines<\/a>, le cuivre a un effet antibact\u00e9rien ; on parle ici, comme pour l&rsquo;argent, d&rsquo;<a title=\"Oligodynamie\" href=\"https:\/\/de.wikipedia.org\/wiki\/Oligodynamie\" target=\"_blank\" rel=\"noopener noreferrer\">effet oligodynamique<\/a>, ce qui explique pourquoi, par exemple, <strong>l&rsquo;eau des fleurs conserv\u00e9e dans des r\u00e9cipients en cuivre<\/strong> ou dans laquelle on place une pi\u00e8ce de cuivre <strong>ne pourrit pas aussi rapidement.<\/strong> <\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-10222 alignleft\" src=\"https:\/\/kupferspuren.at\/wp-content\/uploads\/2017\/09\/weiblich-150x150.png\" alt=\"cuivre femelle\" width=\"54\" height=\"54\" srcset=\"https:\/\/kupferspuren.at\/wp-content\/uploads\/2017\/09\/weiblich-150x150.png 150w, https:\/\/kupferspuren.at\/wp-content\/uploads\/2017\/09\/weiblich-300x300.png 300w, https:\/\/kupferspuren.at\/wp-content\/uploads\/2017\/09\/weiblich-100x100.png 100w, https:\/\/kupferspuren.at\/wp-content\/uploads\/2017\/09\/weiblich-600x600.png 600w, https:\/\/kupferspuren.at\/wp-content\/uploads\/2017\/09\/weiblich-768x768.png 768w, https:\/\/kupferspuren.at\/wp-content\/uploads\/2017\/09\/weiblich-324x324.png 324w, https:\/\/kupferspuren.at\/wp-content\/uploads\/2017\/09\/weiblich-416x416.png 416w, https:\/\/kupferspuren.at\/wp-content\/uploads\/2017\/09\/weiblich.png 1024w\" sizes=\"auto, (max-width: 54px) 100vw, 54px\" \/><\/p>\n<p><em>Symbole de V\u00e9nus : symbole de l&rsquo;alchimie pour le cuivre<\/em><\/p>\n<p><em>Le cuivre, l&rsquo;or, l&rsquo;argent et l&rsquo;\u00e9tain ont \u00e9t\u00e9 les premiers m\u00e9taux que l&rsquo;humanit\u00e9 a connus dans son d\u00e9veloppement.<\/em><\/p>\n<p><em>Plus tard, le cuivre a \u00e9t\u00e9 alli\u00e9 \u00e0 de l&rsquo;\u00e9tain et du plomb (nous utilisons express\u00e9ment un alliage SANS PLOMB !) pour former du bronze. Cet alliage plus dur et techniquement plus r\u00e9sistant a donn\u00e9 son nom \u00e0 l&rsquo;\u00e2ge du bronze. <\/em> <em>3000 avant J.-C. &#8211; 1200 avant J.-C.<\/em><\/p>\n<\/div>\n<\/div><\/section>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":820,"featured_media":0,"parent":1420,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1427","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/kupferspuren.at\/fr\/wp-json\/wp\/v2\/pages\/1427","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kupferspuren.at\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/kupferspuren.at\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/kupferspuren.at\/fr\/wp-json\/wp\/v2\/users\/820"}],"replies":[{"embeddable":true,"href":"https:\/\/kupferspuren.at\/fr\/wp-json\/wp\/v2\/comments?post=1427"}],"version-history":[{"count":0,"href":"https:\/\/kupferspuren.at\/fr\/wp-json\/wp\/v2\/pages\/1427\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/kupferspuren.at\/fr\/wp-json\/wp\/v2\/pages\/1420"}],"wp:attachment":[{"href":"https:\/\/kupferspuren.at\/fr\/wp-json\/wp\/v2\/media?parent=1427"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}