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Small Crookes Tube with Sodium Crystals 1890's

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Unique Id:

657805

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Used in class rooms to demonstrate high voltage effects on evacuated tubes and enclosed Sodium crystals. The sodium crystals will only glow when an electric current is passed through the tube.

Added:
8th Jul 2009

Subjects:
Design and Technology, History, Science

Key Stages:
Foundation, Key Stage 1, Key Stage 2, Key Stage 3, Key Stage 4, Key Stage 4+

Keywords:
Science, history, glass, electronics

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