BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20211015T000000Z DTEND:20211015T000000Z SUMMARY:Absolute Basics of Powder X-ray Diffraction (PXRD): 20% discount for 欧美AV members deadline due before 15th October 2021 LOCATION:Virtual Classroom,United Kingdom END:VEVENT END:VCALENDAR