BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20251204T000000Z DTEND:20251205T000000Z SUMMARY:Chemical Feedstocks for Sustainable Industry 2025 starts on the 4th December 2025 18:00 LOCATION:The ÍâÍøÌìÌÃ,London,United Kingdom END:VEVENT END:VCALENDAR