{"version":"1.0","provider_name":"Driver Knowledge Test (DKT) Resources","provider_url":"https:\/\/www.driverknowledgetests.com\/resources","author_name":"Darren Cottingham","author_url":"https:\/\/www.driverknowledgetests.com\/resources\/author\/darren\/","title":"What are air brakes on a truck? - Driver Knowledge Test (DKT) Resources","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"jS3uHZvXpO\"><a href=\"https:\/\/www.driverknowledgetests.com\/resources\/what-are-air-brakes-on-a-truck\/\">What are air brakes on a truck?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.driverknowledgetests.com\/resources\/what-are-air-brakes-on-a-truck\/embed\/#?secret=jS3uHZvXpO\" width=\"600\" height=\"338\" title=\"&#8220;What are air brakes on a truck?&#8221; &#8212; Driver Knowledge Test (DKT) Resources\" data-secret=\"jS3uHZvXpO\" 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.driverknowledgetests.com\/resources\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.driverknowledgetests.com\/resources\/wp-content\/uploads\/2024\/04\/brake-air-tank-1-sm.jpg","thumbnail_width":2000,"thumbnail_height":1500,"description":"Air brakes on a truck are a type of braking system commonly used in heavy vehicles such as trucks, buses, and trailers. Unlike hydraulic brakes, which use fluid pressure to engage the brake pads against the rotors, air brakes use&hellip;Read more &#8250;"}