sugarcane321 sugarcane321

27-04-2016
Chemistry

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Pieces of metal are welded together in an atmosphere of argon. Explain why an atmosphere of argon is used.

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Slenderman01 Slenderman01

27-04-2016

Argon is used to protect the weld from possible porosit, Porosity is small divets and holes that weeken the weld being made.

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