Helium chinhu chemakemikari chine chiratidzo He uye nhamba yeatomu 2. Igasi remuchadenga risingawanzoitiki, risina ruvara, risina kunaka, risingaravi, risina chepfu, risingabatiki, rinongonyungudika zvishoma mumvura.Helium concentration mumhepo ndeye 5.24 x 10-4 nehuwandu hwehuwandu.Iyo ine yakaderera kufashaira uye m...
Verenga zvimwe