{"type":"rich","version":"1.0","width":854,"height":854,"title":"Volumet av en betongblanding","html":"<iframe aria-label=\"Volumet av en betongblanding\" src=\"https://ndla.no/article-iframe/nb/urn:resource:35d4c315-e7fb-4903-a62a-ad8b4cb3cd52/20040\" height=\"854\" width=\"854\" allowfullscreen=\"\" style=\"border: none;\" />","iframeSrc":"https://ndla.no/article-iframe/nb/urn:resource:35d4c315-e7fb-4903-a62a-ad8b4cb3cd52/20040"}