{"type":"rich","version":"1.0","title":"proprietà dei materiali ","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/Z7Q773KA46ZT5WKg/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/67b43bef7280e3a653e562a0\" frameborder=\"0\" allowfullscreen></iframe>"}