1.0Ekomuseum Bergslagenhttps://ekomuseum.se/en/Malin Anderssonhttps://ekomuseum.se/en/author/malin/rich600338<blockquote class="wp-embedded-content" data-secret="s6iF6MtCNX"><a href="https://ekomuseum.se/en/vill-du-veta-mer/slagg/">Slag</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://ekomuseum.se/en/vill-du-veta-mer/slagg/embed/#?secret=s6iF6MtCNX" width="600" height="338" title="“Slag” — Ekomuseum Bergslagen" data-secret="s6iF6MtCNX" 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://ekomuseum.se/wp-includes/js/wp-embed.min.js </script> https://ekomuseum.se/wp-content/uploads/2023/10/Ekomuseum-bergslagen-slide-4.jpg1366768Over the centuries, enormous slag heaps grew up around the smelting houses. In the 18th century, we adopted the practice prevalent in other countries, namely, when the slag was tapped from the furnace, it would be poured straight into moulds to make building bricks. Many attractive buildings constructed using slagbricks can still be seen in […]