olemus
individuaaltunnus, füüsiline biomeetrik
= a physical biometric characteristic

lõhnakeemia the chemistry
https://en.wikipedia.org/wiki/Body_odor
http://blog.noodor.com/chemistry-of-body-odor/
https://blogs.scientificamerican.com/bering-in-mind/armpit-psychology-the-science-of-body-odor-perception/

lõhnabiomeetria the biometry
http://ijcsit.com/docs/Volume%205/vol5issue05/ijcsit2014050559.pdf
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3290469/
https://www.ijert.org/research/an-exploratory-study-of-odor-biometrics-modality-for-human-recognition-IJERTV1IS9205.pdf

rakendusi applications
teadaolevalt suurim kehalõhnade andmebaas oli kunagise Saksa DV julgeolekupolitseil, vt
http://www.dw.com/en/the-stasi-had-a-giant-smell-register-of-dissidents/a-2555053