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The addition of a reactive gas to the shielding gas improved arc stability and permitted new metals to be welded. The first reactive gas utilized was POSSIBLE ANSWERS: O Nitrogen O Argon O Oxygen O Helium
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The addition of a reactive gas to the shielding gas improved arc stability and permitted new metals to be welded. The first reactive gas utilized was

POSSIBLE ANSWERS:
O Nitrogen
O Argon
O Oxygen
O Helium
O Carbon dioxide

User Christian Kuetbach
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Answer:

oxygen is the correct✅✔✅✔✅✔✅✔✅✔✔✔✅ answer of this❓ question

User Cyril Leroux
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