CLEAN : Vienna students swap lecture halls for pews

The video tutorial covers various topics, starting with an introduction and setup process. It then moves on to discuss yearly confirmations and practice details. Technical aspects and aesthetics are explored, followed by cultural and aromatic influences. Finally, the video concludes with a focus on studio setup and equipment.

What is the significance of 'African castelletto' in the context provided?

What does the speaker imply about the relationship between oil and harm?