<iframe src="https://podeduc.apps.education.fr/video/65983-avancement-chimique/?is_iframe=true" width="640" height="360" style="padding: 0; margin: 0; border:0" allowfullscreen loading='lazy'></iframe> Avancement chimique PodEduc https://podeduc.apps.education.fr/videos/?owner=GDPJzs9tBKqOGN04y2ImCYXfFAw 360 https://podeduc.apps.education.fr video 640 1.0 Bruno Dausse