1.0Mylène CAÏE BERTINhttps://mbc-art.fr/en/Mylene CAIEhttps://mbc-art.fr/en/author/mylene/rich600338<blockquote class="wp-embedded-content" data-secret="9ZsS0GBV4s"><a href="https://mbc-art.fr/en/precisely-the-oxides/">Precisely the oxides!</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://mbc-art.fr/en/precisely-the-oxides/embed/#?secret=9ZsS0GBV4s" width="600" height="338" title="“Precisely the oxides!” — Mylène CAÏE BERTIN" data-secret="9ZsS0GBV4s" 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://mbc-art.fr/wp-includes/js/wp-embed.min.js </script> https://mbc-art.fr/wp-content/uploads/2025/09/D2E352DE-A7D0-4D8D-8F6B-7EF6899A9D4420250915_202218-scaled.jpeg21602880“Above all, they are metal oxides. Metal oxides are compounds of oxide anions and metal cations. Most metals occur as oxides in nature, in their immediate natural state on earth, where oxygen is abundant in air and water. A pure metal exposed to air or water tends to combine with oxygen, depending on the ambient […]