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karan98agarwal karan98agarwal
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6 years ago
Welding lenses are approved by:
 
  A) ANSI B) OSHA C) MSDS D) AWS

 Q. 2

Porosity is the result of _____ in the weld.
 
  a. lack of penetration
  b. root penetration
  c. slag inclusions
  d. gas pockets
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VickyhungVickyhung
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6 years ago
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#2
6 years ago
Appreciate the effort you put into answering, thank you!
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#3
6 years ago
You're very welcome
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