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Chemical Engineering
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Corrosion Engineering MCQ
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Pilling-Bedworth Ratio (PBR) less than 1 indica...
Pilling-Bedworth Ratio (PBR) less than 1 indicates:
A. Protective oxide layer
B. Non-protective oxide layer that may crack
C. Crystal growth
D. Metal hardening
Explanation:
PBR <1 means oxide layer is thin and non-protective.
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Corrosion Engineering MCQ
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Chemical Engineering
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