| Acronym | Meaning |
| CP/MAS | Cross Polarization/magic Angle Spinning [in Regard To NMR] |
| FRC | Free Residual Chlorine |
| SML | Surface Microlayer |
| CT | Disinfection Concentration Contact Time |
| PRFT | Partially Relaxed Fourier Transform |
| GFCM | Green-function Cellular Method |
| DEQ | Department Of Environmental Quality |
| PAT | Proficiency Analytical Testing (NIOSH) |
| EFPD | Effective Full Power Day |
| AAT | Aspartate Aminotransferase |