english: So, even though carbon, nitrogen, oxygen and so on made up only two percent of the gas cloud from which Earth was formed, these heavier elements form the bulk of our planet and everything on it.
non_english: Iako ugljenik, azot, kiseonik i drugi čine samo dva procenta oblaka gasa iz kojeg je nastala Zemlja, ovi teži elementi grade masu naše planete i sve na njoj.