If there are these thingamabobbies called hydrinos distributed throughout common water and which contain this sort of energy, I’d sure hate to see them all decide to go up in flames in unison.
From what I can gather, they only get constrained enough when they’re absorbed in Palladium or some other catalyst type of material. You don’t find large amounts of Palladium in common water.
But your concern for spontaneous nuclear reactions in nature is duly noted.
The Oklo Natural Nuclear ReactorA spontaneous nuclear reactor made of uranium ore may be Earth’s neatest trick.
http://geology.about.com/od/geophysics/a/aaoklo.htm -
Natural nuclear fission reactor - Wikipedia, the free encyclopediaThe conditions under which a natural nuclear reactor could exist had been ... The natural nuclear reactor formed when a uranium-rich mineral deposit became ...
http://en.wikipedia.org/wiki/Natural_nuclear_fission_reactor