Its all a question of correct dimensions!
What’s the diameter of this stick? Maybe three cm? Then it could be a branch. Or only 8mm? Then it’s probably a smoldering cigarette.
Find out for yourself in strucTEM-Measure:
https://www.structem.eu/tools/measure/?lang=en&collection=hair&id=strucTEM-SEM-human-hair-35-354-haare
