| Acronym | Meaning |
![](file.png) | MM | Milli Mole |
![](file.png) | PAN-CIMS | PAN Chemical Ionization Mass Spectrometer |
![](file.png) | MPR | Advanced Microwave Precipitation Radiometer |
![](file.png) | IBM PS/2 | One Class Of IBM Personal Computers |
![](file.png) | HIRDLS | High-Resolution Dynamics Limb Sounder |
![](file.png) | PEM | Pacific Exploratory Measurements |
![](file.png) | PROBE | Portable Remote Observations Of The Environment |
![](file.png) | MMI | Man-made Interface |
![](file.png) | ISSN | International Standard Serial Number |
![](file.png) | IUE | International Ultraviolet Explorer |