1 It is aluminum potassium sulfate. 2  This is the type of alum that you find in the grocery store for pickling and in baking powder. 3  It is also used in leather tanning, as a flocculant in water purification, as an ingredient in aftershave and as a treatment to fireproof textiles. 4  It's chemical formula is KAl(SO 4) 2. It is also used in leather tanning, as a flocculant in water purification, as an ingredient in aftershave and as a treatment to fireproof textiles. 2  It's chemical formula is KAl(SO 4) 2. 3  Soda Alum. 4  Soda alum has the formula NaAl(SO 4) 2 Â·12H 2 O. It is used in baking powder and as an acidulent in food.
Fruits and Vegetables. The Aztec people grew a variety of fruits and vegetables, which provided them with key vitamins and minerals that they needed to support their active lives and their good health. Among the most prominent fruits and vegetables were chili peppers, sweet potatoes, tomatoes, onions and avocados.
Teotihuac n. The Aztec economy was very specialized and intricate. A variety of goods were produced within the Aztec empire, including tools, pottery, figurines, jewelry, cloth, and baskets. These goods were either made specifically for the ruler or sold in the local markets.enochtitlan was an island city at the center of the Aztec empire. At one point, this city had a population of about 200,000 people. The Great Pyramid was located here, which was the primary spot for religious ceremonies and rituals. Smaller pyramids were also located throughout Tenochtitlan.