The most important purpose of frog in a brick is to
A)emboss manufacture's name
B)reduce the weight of brick
C)form keyed joint between brick and mortar
D)improve insulation by providing 'hollows'

Question

Quizplus · Accepted Answer

The frog in a brick creates an indentation that helps in forming a keyed joint between the brick and mortar, improving the bond and strength of the masonry work.

The Most Important Purpose of Frog in a Brick Is