Question

Explain the concept "Holme's Signal"...

Answer 1

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November 22, 2019 Dipesh Manocha. Answer. The spontaneous combustion process of phosphine(PH3) is principle used in Holme's signals. Containers containing calciumcarbide and calcium phosphide are pierced and thrown in the sea when the gases evolved burn and serve as a signal . It is also used in smoke screens.

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• November 22, 2019 Dipesh Manocha. Answer. The spontaneous combustion process of phosphine(PH3) is principle used in Holme's signals. Containers containing calciumcarbide and calcium phosphide are pierced and thrown in the sea when the gases evolved burn and serve as a signal . It is also used in smoke screens.