호수환경생태학 강좌 (27) 전기전도도 conductivity, 산화환원전위 ORP

Round-13 hunt: picked; source: named-course long-video search (round-13 wave 2); channel screens (sellers/exam/re-upload/devotional/vendor/events), provenance check, vendor/seller/devotional recheck and quality tier C + tier-C depth check passed; strict per-title check + final strict pass; oEmbed verified.

A 27-minute video from 김범철 교수의 [호수의 과학]: “호수환경생태학 강좌 (27) 전기전도도 conductivity, 산화환원전위 ORP”.

Video by 김범철 교수의 [호수의 과학], played through YouTube's embedded player.