​How Can Tungsten Be Conserved If It Accidentally Becomes Contaminated

question 6

Multiple Choice

​How can tungsten be conserved if it accidentally becomes contaminated?

• A) ​Break off only the smallest possible piece of the contaminated tungsten.
• B) ​Strike an arc on a scrap piece of stainless steal and burn off the contamination.
• C) ​As long as you can keep an arc you can continue welding without stopping to clean the tip.
• D) ​Carefully grind off the contamination.

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