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Building Materials - Engineering

Q1:

Pick up the correct statement from the following:

A Quick lime is obtained by burning pure lime stone:

B Hydraulic lime is obtained by burning lime stone containing clay 5% to 30%

C Poor lime is obtained by burning lime stone containing impurities more than 5%

D All the above.

ANS:D - All the above.

The fat lime is the type of hydraulic lime having clay content less than or equals to 5%. Where as quick lime is simply calcium oxide.