PPAH
| Acronym | Definition |
|---|---|
| PPAH | Particulate Polycyclic Aromatic Hydrocarbon |
| PPAH | Particle-Bound Polycyclic Aromatic Hydrocarbon (air pullution) |
| PPAH | Pollution Prevention and Abatement Handbook |
| PPAH | Primary Pulmonary Arterial Hypertension |
| PPAH | Population and Public Health Approaches to HIV/Aids (US NIH) |