{"type":"rich","version":"1.0","title":"effects of oxides of nitrogen to the environment.","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/X4UWoZzTlj7owYGp/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/5f8516a19cd3963ee8c181a9\" frameborder=\"0\" allowfullscreen></iframe>"}