{"version":"1.0","provider_name":"Avant 4 degr\u00e9s","provider_url":"https:\/\/avant4degres.fr\/en","author_name":"avant4degres.fr","author_url":"https:\/\/avant4degres.fr\/en\/author\/avant4degres-fr\/","title":"Le pl\u00e2tre - Avant 4 degr\u00e9s","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"HqUKTWobr6\"><a href=\"https:\/\/avant4degres.fr\/en\/le-platre\/\">Le pl\u00e2tre<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/avant4degres.fr\/en\/le-platre\/embed\/#?secret=HqUKTWobr6\" width=\"600\" height=\"338\" title=\"&#8220;Le pl\u00e2tre&#8221; &#8212; Avant 4 degr\u00e9s\" data-secret=\"HqUKTWobr6\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n<\/script>","description":"Le pl\u00e2tre 9 mars 2026 Le pl\u00e2tre est un liant tr\u00e8s r\u00e9pandu en r\u00e9gion parisienne o\u00f9 de nombreux b\u00e2timents anciens sont hourdis et enduits au pl\u00e2tre. Le plafond en bacula n\u2019est rien de moins qu\u2019un lattis enduit de pl\u00e2tre. Au XIXe si\u00e8cle, plus d\u2019une centaine de platri\u00e8res (et non pas pl\u00e2treries \u261d) exploitaient les gisements [&hellip;]","thumbnail_url":"https:\/\/avant4degres.fr\/wp-content\/uploads\/2026\/02\/Platre2-300x300.png"}