Frogs made in the bricks are
ATo reduce the weight of the brick
BTo form a key for holding the mortar
CTo indicate year and name of manufacture
DTo indicate the top of the brick
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
Sand stones are generally weak in
Hydraulic lime for making mortars is slaked for
Which proportion of cement motor is used for pointing work
How is the argillaceous material used in the manufacture of cement stored
Which of the following saw is used for cutting the wood along the grains?