1.0Book Your Theory Test Online Bloghttps://www.bookyourtheorytestonline.co.uk/blogbook_your_theory_test_0nlinehttps://www.bookyourtheorytestonline.co.uk/blog/author/book_your_theory_test_0nline/rich600338<blockquote class="wp-embedded-content" data-secret="EM7YrDyBzm"><a href="https://www.bookyourtheorytestonline.co.uk/blog/cars-engine-stay-cool/">How Does a Car’s Engine Stay Cool?</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.bookyourtheorytestonline.co.uk/blog/cars-engine-stay-cool/embed/#?secret=EM7YrDyBzm" width="600" height="338" title="“How Does a Car’s Engine Stay Cool?” — Book Your Theory Test Online Blog" data-secret="EM7YrDyBzm" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); //# sourceURL=https://www.bookyourtheorytestonline.co.uk/blog/wp-includes/js/wp-embed.min.js </script> (Image Source: Flickr) A great deal of heat is produced by a car engine when running, and it needs to be continuously cooled in order to prevent damage to the engine. This is usually done with the circulating of coolant liquid, which is normally water combined with an anti-freeze solution, via special cooling passages, although […]https://c1.staticflickr.com/5/4109/5063958942_8352780b3d_z.jpg