Foreign Secretary Boris Johnson visits Rakhine State

The video tutorial begins with questions about safety and the visibility of a logo. It then transitions into a discussion about burned bits and events that went unnoticed. The conversation shifts to understanding the origins of a fire and related safety concerns. A lack of direct testimony and observations is highlighted. The tutorial concludes with final remarks and a farewell to the participants.

How do you interpret the phrase 'show me the bits which were burned out'?

What does the speaker mean by 'nobody saw it happen'?