1, kulan fudud, fududahay in la beddelo;
2, qaybaha kulaylka cawsduur, waxqabadka seismic wanaagsan;
3, cabbirka saxda ah ee sare;
4, cabbir cabbir weyn (200 ℃ ~ 1300 ℃, xaalado gaar ah - 270 ℃ ~ 2800 ℃).
5, wakhtiga jawaabta kulaylka degdega ah;
6, xoogga farsamada sare, waxqabadka cadaadis wanaagsan;
7, heerkulka sare wuxuu gaari karaa 2800 darajo;
8, cimri dherer.
Waqtiga boostada: Dec-04-2020