[thirty] Particularly, xenon is useful for calculations of water decline after some time. Not just can it be a noble gas (and for that reason will not be faraway from the environment via chemical reactions with other factors), but comparisons between the abundances of its 9 stable isotopes in the https://kevalaniru.com/boxed-aqua-kids-indias-first-natural-mineral-water-designed-for-childrens-hydration/