Tabla Periódica | El CARBONO, el elemento IMPRESCINDIBLE para la VIDA

Whole-channel inclusion: CienciaDeSofa is an honest teaching channel (title sample + 3 transcripts read: All three samples lack transcripts, so the channel verdict defaults to the prior title-sample assessment of consistent science popularization content.); this title passed a strict title check (sonnet) after a labelling pass.

A 13-minute video from CienciaDeSofa: “Tabla Periódica | El CARBONO, el elemento IMPRESCINDIBLE para la VIDA”.

Video by CienciaDeSofa, played through YouTube's embedded player.