| CPs | chili powders |
| RC | untreated raw chili powder |
| SC | stir-fried chili powder |
| OC | oven-baked chili powder |
| MC | microwave-treated chili powder |
| COs | chili oils |
| RCO | untreated raw chili oil |
| SCO | stir-fried chili oil |
| OCO | oven-baked chili oil |
| MCO | microwave-treated chili oil |
| E-nose | electronic nose |
| GC-IMS | chromatography-ion mobility spectrometr |
| HS-SPME-GC-MS | headspace solid-phase microextraction gas chromatography-mass spectrometry |
| LC-MS/MS | Liquid chromatography tandem mass spectrometry |
| VOCs | volatile organic compounds |