Q: Efflorescence in bricks causes due to .................
- A. excessive burning of bricks
- B. high content of silt in brick clay
- C. high porosity of the bricks
- D. present of soluble salt in parent clay
Correct Answer:
Option D - Efflorescence is a calcium deposit that can form an clay product (e.g. brick). It appears as a white powder and sometimes 'fluffy' deposit on the brick. It occurs where excessive amount of water enters a vineer that has presences of soluble salt & alkalies.
D. Efflorescence is a calcium deposit that can form an clay product (e.g. brick). It appears as a white powder and sometimes 'fluffy' deposit on the brick. It occurs where excessive amount of water enters a vineer that has presences of soluble salt & alkalies.
Explanations:
Efflorescence is a calcium deposit that can form an clay product (e.g. brick). It appears as a white powder and sometimes 'fluffy' deposit on the brick. It occurs where excessive amount of water enters a vineer that has presences of soluble salt & alkalies.Address
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