Exam (elaborations)
NACE CIP 2 EXAM. QUESTIONS WITH ANSWERS
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Laitance: Weak surface layer of water, rich cement mixture caused by upward movement of water Efflorescence: Condition caused by water passing thru concrete and salts reacting with CO2 to create a fluffy, crystalline surface deposit Reasons to coat concrete: 1. Waterproofing 2. Freeze pro...
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