The invention of the metal detector.

DEFINITION

A metal detector is a device that detects the presence of hidden metal.

INVENTION
  • The English geologist, natural philosopher and inventor Robert Were Fox the Younger invented a metal detector around 1830 in order to locate metallic ores.
  • Here is a diagram of his setup:

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inventor

Here is a portrait of Robert Were Fox the Younger:

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(1789-1877)

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