DROP VOLCANIC MATERIAL VOLCANO

Luncuran volcanic material Mount Merapi looks from Ngemplak, Sleman, IN Yogyakarta, Monday (1/11/2021). Geological Disaster Technology Research and Development (BPPTKG) Yogyakarta recorded on Monday observation period (1/11/2021) at 06.00-12.00 WIB, Merapi Mountain experienced a drop of 46 times with 3-27 mm amplitude and 22-214 seconds. ANTARA PHOTO/Hendra Nurdiyansyah/wsj.