Unit 1.1 - Crystal and Structures - Powers of Ten

New channel Frank Hoffmann: title sample judged 'whole' (A structured, sequential MOOC on crystallography and symmetry with nearly every upload being a genuine educational scree); 3 of 3 sampled transcripts showed teaching, 0 not; every title checked strictly; oEmbed verified.

A 7-minute video from Frank Hoffmann: “Unit 1.1 - Crystal and Structures - Powers of Ten”.

Video by Frank Hoffmann, played through YouTube's embedded player.