| 11. | It occurs as colorless to white, soft isometric crystals and efflorescence coatings.
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| 12. | A . It is efflorescence, salts being deposited on the paper by water.
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| 13. | The city was in a moment of efflorescence.
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| 14. | This might also keep the efflorescence in check.
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| 15. | Efflorescence, however, should wipe off readily.
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| 16. | Efflorescences can occur in natural and built environments.
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| 17. | The two commonest effects are efflorescence and spalling.
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| 18. | If the water evaporates, the minerals remain as the so-called efflorescence.
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| 19. | We do not have chance to see many periods of entrepreneurship efflorescence as such.
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| 20. | It's a form of efflorescence.
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