It is common sense that you should not stare down inside a jet engine when it is blasting off at full power. I can’t wrap my head around anybody actually trying something like that but for those of the inquisitive nature who want to know what it feels like, it is not a pretty sight.
If you like your face and don’t want it melted away, it is strongly recommended that you refrain from doing so. You can check out what happens in the video below: