Baking powder and yeast are a popular ingredient for baking. They are used as a raising agent for baking. Baking powder contains an acid and a base.it is made of bicarbonate of soda, carbonate, and a weak acid. Baking powder major work is to raise the dough and make it softer for cake, bread, biscuit, or any pastry, and this can be activated only by adding liquid such as milk or water to it, which produces carbon dioxide and forms bubbles.
Yeast, on the order hand, is a single cell microorganism that is found around the human, it is also an agent used to raise the dough when it is present in the dough it converts the sugar in the dough into ethanol and dioxide. However, excess sugar in dough dehydrate them.
Baking powder and yeast are normally used by people whenever they bake. Baking powder will make sure that carbon dioxide gas will be released through the dough. This can make it easier for the food, usually a pastry, to start to puff up. Yeast will not react with the carbon dioxide. Rather, it will start to react with the sugar that can be found in the food so that the food will start to rise.
These ingredients are important because there is some food that would need these ingredients so that they will look good or will look presentable. A lot of the pastries that you can find now will have one or both of these ingredients.