Keynote: Tox21 Testing and Chemical Safety Assessment — RuiliHuang, NCATS

Round-10 hunt: picked; channel-level screens (sellers/exam/re-upload/devotional/vendor/events) and provenance check passed; strict per-title check + final strict pass; oEmbed verified.

A 43-minute video from HESIGlobal: “Keynote: Tox21 Testing and Chemical Safety Assessment — RuiliHuang, NCATS”.

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