| Acronym | Meaning |
| NBR | Nitrile-butadiene Rubber |
| CAST | Council For Agricultural Science And Technology |
| SLPM | Standard Liters Per Minute |
| PAF | Platelet Activating Factor |
| MRBW | Multireference Brillouin-Wigner |
| CFRTP | Carbon Fiber Reinforced Thermoplastic |
| BTDC | Before Top Dead Center |
| ASP | Antisegregation Process |
| TNOA | Target Natural Orbital Approximation |
| CS | Centrifugal Sudden (approximation) |