Security Error: PDF files must be hosted on the same domain as this site.
PDF is hosted on: http://https%3A%2F%2F1epal-kaval.kav.sch.gr%2Fwp-content%2Fuploads%2F2021%2F06%2F%CE%A0%CF%81%CF%8C%CE%B3%CF%81%CE%B1%CE%BC%CE%BC%CE%B1_%CF%80%CE%B1%CE%BD%CE%B5%CE%BB%CE%BB%CE%B1%CE%B4%CE%B9%CE%BA%CF%8E%CE%BD_%CE%B5%CE%BE%CE%B5%CF%84%CE%AC%CF%83%CE%B5%CF%89%CE%BD-%CE%95%CE%A0%CE%91%CE%9B_2021.pdf but this site is: https://1epal-kaval.kav.sch.gr