Search for tag: "lab experiment"

chem102-010-20170421-122000.mp4

UD Capture Recording

From  Dana Chatellier 0 likes 15 plays 0  

chem102-010-20170222-122001.mp4

UD Capture Recording

From  Dana Chatellier 0 likes 33 plays 0  

chem102-010-20170217-122000.mp4

UD Capture Recording

From  Dana Chatellier 0 likes 40 plays 0