{"version":"1.0","provider_name":"Imperalum","provider_url":"https:\/\/www.imperalum.com\/en\/","author_name":"Nuno Pedro","author_url":"https:\/\/www.imperalum.com\/en\/author\/gigaprimeadmin\/","title":"The Sound in the Air - Imperalum","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"NzfqjPZPlw\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/o-som-no-ar\/\">The Sound in the Air<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/o-som-no-ar\/embed\/#?secret=NzfqjPZPlw\" width=\"600\" height=\"338\" title=\"&#8220;The Sound in the Air&#8221; &#8212; Imperalum\" data-secret=\"NzfqjPZPlw\" 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\/\/# sourceURL=https:\/\/www.imperalum.com\/cms\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"General Acoustics Concepts The movements of a vibrating body, the operation of radio and television sets, the flow of gases, etc. give rise to disturbances in the surrounding atmosphere. These disturbances translate into contractions and dilations of elementary air volumes, corresponding to them respectively:&#8211; a change in pressure, which at rest is the atmospheric pressure [&hellip;]","thumbnail_url":"https:\/\/imperalum.com\/cms\/wp-content\/uploads\/2014\/08\/som-no-ar.gif"}