1) Color Test: Brick should be uniform in color, besides that it should be bright.
2) Nail Test: Take a piece of brick a try to mark on it. It will be difficult to make a mark on a good quality brick.
3) Sound Test: Take Two (02) piece of brick at hand and struck them with each-other, a good quality brick will produce clear metallic sound. someone can perform this test with a brick and a hammer also.
4) T-Test: Take two piece of brick and make a T-shape and drop it from a height of 1.2-1.5 meter, good quality brick will not break.
These tests preliminary will help you to ensure good quality brick in construction site.
