Difference between revisions of "Antiseptic"
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:[https://www.amazon.co.uk/gp/product/0008158754/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158754&linkCode=as2&tag=nrjc-21&linkId=27ad53b0283feeff7fc5ae04a9e205f44 ''Antiseptic, pages, 13, 44-5, GCSE Biology; Student Book, Collins, AQA'] | :[https://www.amazon.co.uk/gp/product/0008158754/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158754&linkCode=as2&tag=nrjc-21&linkId=27ad53b0283feeff7fc5ae04a9e205f44 ''Antiseptic, pages, 13, 44-5, GCSE Biology; Student Book, Collins, AQA'] | ||
| + | ====Edexcel==== | ||
| + | :[https://www.amazon.co.uk/gp/product/1782948120/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948120&linkCode=as2&tag=nrjc-21&linkId=dedef775c6a43dbb0a609441525adac0 ''Antiseptic, page 160, GCSE Biology, CGP, Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1782948120/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948120&linkCode=as2&tag=nrjc-21&linkId=dedef775c6a43dbb0a609441525adac0 ''Antiseptic; investigating, pages 179-181, GCSE Biology, CGP, Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1782946748/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782946748&linkCode=as2&tag=nrjc-21&linkId=a4f0348fc37d0ba1bb52d27f8679581f ''Antiseptics, page 57, GCSE Biology; The Revision Guide, CGP, Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1782946748/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782946748&linkCode=as2&tag=nrjc-21&linkId=a4f0348fc37d0ba1bb52d27f8679581f ''Antiseptics; investigating, pages 63, 64, GCSE Biology; The Revision Guide, CGP, Edexcel ''] | ||
Revision as of 11:27, 29 October 2019
Key Stage 4
Meaning
An antiseptic is a chemical that can kill or weaken harmful micro-organisms. These are usually used on the body but not ingested as they can be toxic to other organisms.
About Antiseptics
- Antiseptics may be concentrated salts or alcohols.
- Some common substances 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.