- Zeomic and antimicrobial-related terminology
- Antimicrobial agent and antimicrobial test terminology
- Virus terminology
- Odor-eliminating test terminology
- Test terminology
- Approval/license and certification terminology
Terminology: NOEL（Non Observed Effect Level）
The NOEL (no observable effect level) is the highest dose or exposure level of a substance or material that produces no noticeable (observable) toxic effect on tested animals.
The LOAEL is the lowest dosage level at which chronic exposure to the substance shows adverse effects on tested animals.