BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20210712T000000Z DTEND:20210715T000000Z SUMMARY:15th International conference on materials chemistry (MC15) starts on the 12th July 2021 LOCATION: END:VEVENT END:VCALENDAR