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.
They were always creating new methods to increase their crop yields. Methods that they used included the building of terraces, irrigation and fertilization. Principle crops of the Aztecs were corn, beans, peppers, avocados, and tomatoes. Anthropology studies have also determined that the Aztecs also grew flowers for ceremony and decoration.
Corn was a major food in the Aztec diet. The Aztec Indians were a simple people. They relied on what they could grow and hunt as their primary food sources. Because it was easier to grow crops than to rely on animals, the Aztec diet was plant-based and focused on a few major foods. This diet provided the nutrients necessary to sustain life, but it is also a healthy way of eating that you use can as a model when designing your own nutritious eating plan.