Agua potable: un enfoque biomédico. Clase 32

Round-14 hunt: picked; source: deeper uploads from a strong round-10-12 channel; channel already live on Lumen; strict per-title check + final strict pass; title rules; oEmbed verified.

A 40-minute video from Alfredo Rigalli: “Agua potable: un enfoque biomédico. Clase 32”.

Video by Alfredo Rigalli, played through YouTube's embedded player.