Building Materials
The curved swellings from the growth of layers or wounds left after branches are cut off in an irregular manner are known as

None of these
Rindgalls
Burls
Knots

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Building Materials
Assertion A : Normally turpentine oil is recommended as thinner for indoor painting.Reason R : Turpentine oil is costlier than other thinners.Select your answer according to the coding system given below:

Both A and R is true but R is not the correct explanation of A
Both A and R is true and R is the correct explanation of A
A is false but R is true
A is true but R is false

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