kisik

kisik

An element with atomic number 8; symbol: O. It is actually the most common element in the crusts and mantles of the inner planets and rocky moons, making up all silicate minerals. Along with hydrogen, carbon, and nitrogen, oxygen is essential to life.

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Parte de vorbire: substantiv
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Industrie/Domeniu: Astronomie
Categorie: Ştiinţa planetelor
Company: PSRD
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