{"version":"1.0","provider_name":"OCEAN4FUTURE","provider_url":"https:\/\/www.ocean4future.org\/savetheocean","author_name":"Andrea Mucedola","author_url":"https:\/\/www.ocean4future.org\/savetheocean\/archives\/author\/andrea-mucedola","title":"La storia delle mine navali: dalle origini ai giorni nostri \u2013 parte III &#8226; OCEAN4FUTURE autore","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"nhY2AT7k6p\"><a href=\"https:\/\/www.ocean4future.org\/savetheocean\/archives\/3742\">La storia delle mine navali: dalle origini ai giorni nostri \u2013 parte III<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.ocean4future.org\/savetheocean\/archives\/3742\/embed#?secret=nhY2AT7k6p\" width=\"600\" height=\"338\" title=\"&#8220;La storia delle mine navali: dalle origini ai giorni nostri \u2013 parte III&#8221; &#8212; OCEAN4FUTURE\" data-secret=\"nhY2AT7k6p\" 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:\/\/www.ocean4future.org\/savetheocean\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.ocean4future.org\/savetheocean\/wp-content\/uploads\/2018\/08\/imperial-war-museum-hertz-horn.jpg","thumbnail_width":886,"thumbnail_height":531,"description":"La nascita del corno chimico o urtante Gli sviluppi tecnici continuarono, in particolare in Europa, dove venne inventato dal Dottor Hertz, del German Mine Defence Comittee, un nuovo congegno di fuoco che fu chiamato \u201ccorno chimico\u201d. Tale strumento, in seguito chiamato \u201curtante\u201d, consisteva dei componenti di una batteria: una piastra di carbone, una di zinco\u2026"}