Natural Clay Material first and most widely used for producing potteries/ceramics, ranging from ancient ceramic utensils, bricks of Great Wall of China, Terracotta Warriors and Horses to modern ceramics (artistic ceramics, domestic ceramics and Architectural Terracotta) that people frequently utilize nowadays. Terracotta facade cladding – one of the most eco-friendly building materials nowadays – is made of natural clay by using wet extrusion and high-temperature calcification processes. But not every…