Disinfectant
Key Stage 3
Meaning
A disinfectant is a chemical which kills micro-organisms.
Key Stage 4
Meaning
A disinfectant is a chemical which kills pathogenic micro-organisms.
References
AQA
- Disinfectant, pages 13, 44-45, GCSE Biology; Student Book, Collins, AQA
- Disinfectants, pages 80-81, GCSE Biology; Third Edition, Oxford University Press, AQA