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Hydrogen

Hydrogen is the lightest element on the periodic table. It is non-toxic but is highly combustible. It is the most abundant element in the universe, although not on Earth because of its light weight.

This is a programme from the 成人快手 World Service Archive and was originally broadcast in 1998.

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14 minutes

成人快手 World Service Archive

This programme was restored as part of the World Service archive project