{"version":"1.0","provider_name":"Trattamenti Superficiali dei Metalli - Tobaldini.it","provider_url":"https:\/\/tobaldini.it\/en\/","title":"The blackening process - Trattamenti Superficiali dei Metalli - Tobaldini.it","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"PFvimacQic\"><a href=\"https:\/\/tobaldini.it\/en\/the-blackening-process\/\">The blackening process<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/tobaldini.it\/en\/the-blackening-process\/embed\/#?secret=PFvimacQic\" width=\"600\" height=\"338\" title=\"&#8220;The blackening process&#8221; &#8212; Trattamenti Superficiali dei Metalli - Tobaldini.it\" data-secret=\"PFvimacQic\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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\/\/# sourceURL=https:\/\/tobaldini.it\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/tobaldini.it\/wp-content\/uploads\/2022\/03\/articolo11.jpg","thumbnail_width":1229,"thumbnail_height":891,"description":"It is a process of blackening stainless steel parts by chemical means. It is comparable to the traditional burnishing process that is applied instead to ferrous material and cast iron and is done by immersion in an aqueous solution at 130 \u00b0C with specific chemical agents suitable for oxidizing the nickel and chromium salts contained [&hellip;]"}