Mi thiamten khawvel vir chak zawng a inthlak avangin nakkum, kum 2018-ah chuan kum dang aiin lirnghing a thleng zing mai thei niin an sawi a, US-a zirna hmunpui, University of Colorado-a mi thiam, Roger Bilham chuan khawvel vir chak zawng leh lirnghing hian inzawmna thuk tak a nei tih sawiin, nakkumah chuan lirnghing na tak a thlen fo a rin thu a sawi. Mithiamte sawi danin, khawvel vir chak zawng hi chu a inthlak nasa ngai lova, ni khat rei chhung pawh millisecond 1 vel chauhin a danglam \hin a, mahse hei hian lei hnuaiah nghawng lian tak a neih \hin avangin lirnghing a thlen nasat phah thei a ni. Zir mite chuan kum 1900 a\anga Richter scale-a 7 vel emaw aia na emaw-a lir nghing tawh zawng zawng an zir chiang a, heta \ang hian khawvel vir chak zawng tlema a tlakhniam hretin lirnghing na tak a thlen phah \hin tih an hmu chhuak a ni.
Chanchin Thar Kum 2018-ah lirnghing thleng zin mithiamten ring
