<prompt> Bhala okuqhubekayo kwalesi sigaba - I-Sunda Arc iyikhaya lezintaba-mlilo eziyingozi kakhulu neziqhuma kakhulu emhlabeni. Ukuqhuma kweNtaba iTambora ngo-1815 eSumbawa nokuqhuma ngo-1257  <response>: I-Mount Samalas yaseLombok yayiphakathi kwezindawo ezinkulu kakhulu eminyakeni eyizinkulungwane ezimbili edlule, ibekwa endaweni yesi-7 esikalini se-VEI. Indawo ye-Sunda Arc subduction nayo yayiyindawo yokunye kokuqhuma okukhulu okwaziwayo kweCenozoic, i-VEI 8 Toba supereruption eSumatra, eyaxosha i-2 800 km3 ye-magma c. 74 000 BP. I-caldera eyaba umphumela yaba iChibi LaseToba. Umsindo omkhulu kunayo yonke emlandweni oqoshiwe waba khona ngesikhathi kuqhuma iKrakatoa ngo-1883 futhi wezwa kude. Amakhulu ezinkulungwane zabantu aye abulawa yilokhu kuqhuma nangezinye izenzakalo zomsebenzi kwezinye izintaba-mlilo, kuhlanganise nePapandayan, iGalunggung, iMerapi, iKelud, iSinabung neAgung. 