PBN

PBN stands for:

Pyrolytic boron nitride, boron -nitrogen compound, also abbreviated by pBN
Performance Based Navigation, a technology to reduce emissions and increase the efficiency of the air traffic
Portable Bridge Notation, a file format for exchanging data between playing bridge between different computer programs
Phenyl- β -naphthylamine, aromatic and nitrogen- containing antioxidant

Ss stands for:

A subject or several subjects in the experimental psychology term for participants in a study

639408