PEM
PEM stands for:
- Pem, German journalist and writer.
- Person with reduced mobility, English Persons with reduced mobility ( PRM)
- Proton exchange membrane, English Proton Exchange Membrane
- Precise Electro Chemical Machining
- Photoelastic modulator, an optical device for modulating the state of polarization of the light
- Privacy Enhanced Mail according to a Base64 - encoded X.509 certificate
- Disambiguation
- Abbreviation