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==Key Stage 4==
===Meaning===
An [[antiseptic]] is a [[chemical]] that can kill or weaken harmful [[micro-organism]]s. These are usually used outside of on the body but not ingested as they can be [[toxic]] to other [[organism]]s.
===About Antiseptics===
: [[Antiseptic]]s may be strong concentrated [[acid]]s, strong [[alkalisalt]]s or concentrated [[alcohol]]s.
: Some common [[subtance]]s have [[antiseptic]] [[properties]] such as [[Ear Wax|ear wax]] or [[honey]].
: [[Antiseptic]]s may target only one type of [[micro-organism]]. [[Antibacterial]] [[chemical]]s affect [[bacteria]] but not [[fungi]]. [[Antifungal]] [[chemical]]s affect [[fungi]] but not [[bacteria]].