| Acronym | Meaning |
| IHEA | Industrial Health Engineering Association |
| IPMS | Infinite Periodic Minimum Surfaces |
| MDO | Max. Degree Of Order |
| HAPS | Hazardous Air Pollutants |
| DCBA | Distorted-coupling Born Approximation |
| A/CNK | [Al2O3/(CaO + Na2O + K2O)] (Shand's Index) |
| XAPS | X-ray Appearance Potential Spectroscopy |
| MVR | Mechanical Vapor Recompression (evaporator) |
| MRIS | Municipal Refuse Incineration System(s) |
| DIW | Deionized Water |