Apart from all that Extremely Dangerous Poissons, many of them in the gaseous state, there may be located underground large amount of static electricity (million Joules and more), and much more accumulated heat.
Mbali na Poissons Hiyo yote mno Dangerous, wengi wao in hali gesi, kuna inaweza kuwa ipo chini ya ardhi kubwa ya kiasi cha umeme tuli (milioni Joules na zaidi), na mengi zaidi kusanyiko joto.