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Household Chemistry - bleach and detergents
The chemical ingredients included in household bleaches and detergents. The programme explaining why they are there, how they work and if there is an alternative. A look at how the discovery of chlorine helped bring about a cleaning revolution.
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大象传媒 World Service Archive
This programme was restored as part of the World Service archive project
Space
The eclipses, spacecraft and astronauts changing our view of the Universe
The Curious Cases of Rutherford and Fry
A pair of scientific sleuths answer your perplexing questions. Ask them anything!
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Discovery
Explorations in the world of science.
