Ultraviolet light
What Ultraviolet light means in Combined Science GCSE, as defined for AQA.
Definitions of Ultraviolet light
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Reference: AQA
Damages the genetic material of microorganisms so they cannot reproduce, adds no chemicals, and only works where the water is clear enough.
An alternative sterilising agent that kills microorganisms without adding a persistent chemical residual to the water.
Topics that use Ultraviolet light
- Potable water (AQA GCSE)
Related terms
Using Ultraviolet light in the exam
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