A wall constructed in glazed-headed Flemish bond brickwork pattern with several shades and lengths. Block is an identical term referring to a rectangular building unit composed of clay or concrete, but is often larger sized than a brick. Light-weight bricks (also called lightweight blocks) are constructed from expanded clay aggregate. https://bangkokwax94714.loginblogin.com/44157956/the-5-second-trick-for-pile