Key Stage 4
Meaning
An antiseptic is a chemical that can kill or weaken harmful micro-organisms. These are usually used outside of the body as they can be toxic to other organisms.
About Antiseptics
- Antiseptics may be strong acids, strong alkalis or concentrated alcohols.
- Some common subtances have antiseptic properties such as ear wax or honey.
- Antiseptics may target only one type of micro-organism. Antibacterial chemicals affect bacteria but not fungi. Antifungal chemicals affect fungi but not bacteria.