There are different types of red brick i.e. Based on manufacturing method and shape of brick. They are commonly used since these are economical & easily available.
Manufacturing of Bricks for Masonry Construction - Methods and Process
The many types of bricks - The American Ceramic Society
Water Absorption Test of Bricks
Why Bricks should be Soaked in Water before it is Used in Construction?
Diagram of clay brick manufacturing scheme.
Why are fly ash bricks better than clay/red bricks?
10 Qualities of a Good Clay Bricks
Why Bricks should be Soaked in Water before it is Used in Construction?
30+ Masonry Tools Used in Masonry Work of Your Home!
Types of Bricks Bricks Classification based on Quality, Use, Composition
Brick Test: How to Check the Quality of Bricks?
Various Types of Red Brick Based on Manufacturing Method
Morin Brick Company - Products
10 Qualities of a Good Clay Bricks
History of bricks in the U.S