When observed efflorescence is more than 10% but less than 50% of the exposed area, it is:(a) Moderate efflorescence(b) Serious efflorescence(c) Heavy efflorescence(d) Light efflorescenceThis question was addressed to me during an online interview.My question comes from Tests on Bricks in division Materials for Construction of Basic Civil Engineering

When observed efflorescence is more than 10% but less than 50% of the

1.	When observed efflorescence is more than 10% but less than 50% of the exposed area, it is:(a) Moderate efflorescence(b) Serious efflorescence(c) Heavy efflorescence(d) Light efflorescenceThis question was addressed to me during an online interview.My question comes from Tests on Bricks in division Materials for Construction of Basic Civil Engineering
Answer» Correct option is (a) Moderate EFFLORESCENCE Explanation: For SLIGHT efflorescence, it should not cover more than 10% of the exposed surface and for HEAVY efflorescence, area should be more than 50%.

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