Building Materials
For preparing porcelains, the clay should be

Of high degree of tenacity
Sufficiently pure
Of good plasticity
All listed here

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Building Materials
Pick up the correct statement from the following: Method of sawing timber

Tangentially to annual rings, is known as tangential method
Cut out of quarter logs, parallel to the medullary rays and perpendicular to annual rings, is known as radial sawing
In four quarters such that each board cuts annual rings at angles not less than 45°, is known as quarter sawing method
All of these

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