Physics · Welding Technology
Why can open flames not be utilized in certain advanced welding processes, such as those conducted inside a high-vacuum chamber?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Flames can only work with non-ferrous materials
- 2Flames strictly require atmospheric oxygen/gases to sustain combustion✓
- 3Flames cannot generate temperatures high enough to melt metals in a vacuum
- 4Flames explicitly require an external electric current to initiate
Correct answer
Flames strictly require atmospheric oxygen/gases to sustain combustion
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