1.0AIJUhttps://www.aiju.es/en/AIJU Tecnologiahttps://www.aiju.es/en/author/aiju-tecnologia/rich600338<blockquote class="wp-embedded-content" data-secret="Bm6r1l90lp"><a href="https://www.aiju.es/en/proyectos/new-regulations-on-impact-attenuating-playground/">PAHSS “Evaluation of the impact of the new regulations on impact attenuating playground surfacing made of recycled materials and improvement of its toxicological properties.”</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.aiju.es/en/proyectos/new-regulations-on-impact-attenuating-playground/embed/#?secret=Bm6r1l90lp" width="600" height="338" title="“PAHSS “Evaluation of the impact of the new regulations on impact attenuating playground surfacing made of recycled materials and improvement of its toxicological properties.”” — AIJU" data-secret="Bm6r1l90lp" 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.aiju.es/wp-includes/js/wp-embed.min.js </script> https://www.aiju.es/wp-content/uploads/2021/11/regulaciones-areas-de-juego.jpg19201280The main objective is to determine and evaluate the presence of toxic substances in the materials coming from recycled tyres and that are used as raw materials in play areas and/or sports fields, and how it is modified during the manufacturing and ageing process due to use and weather conditions, both controlled (indoor use) and not (outdoor use).