Relevant Competitive Tests:
The porosity formed due to simultaneous nucleation of solid grains and gas bubbles at the first moment that metal freezes at the mold walls is called__________?
A.\tPinhole porosity
B.\tGas inclusion porosity
C.\tMicro porosity
D.\tSubsurface porosityCorrect Answer
Correct Option: D.\tSubsurface porosity
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