Xenon

Xenon - Sciences, Education, Art, Writing, UFO - Posted: 11th Jun, 2017 - 11:38am

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Post Date: 11th Jun, 2017 - 11:38am / Post ID: #

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Xenon

Comets may have delivered significant portions of Earth's xenon. A new study suggests that roughly 22% of the element xenon found in Earth's atmosphere may have come from comets. Source 8b.

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