Median income is the amount which divides the income distribution into two equal groups, half having income above that amount, and half having income below that amount. Mean income (average) is the amount obtained by dividing the total aggregate income of a group by the number of units in that group.
Top 10 facts about the world. Calcium stearate is a non-toxic, white powdery substance. It is a calcium salt derived from stearic acid and is widely used in cosmetics, plastics, and pharmaceuticals.This salt is used as a plasticizer, stabilizer, and surfactant.alcium stearate is used in many cosmetics. Most calcium stearate used in the U.S. is derived from plant material, like palm oil, and not animal sources. Calcium stearate has several uses in industrial baking.
1 Calcium may be used as a reducing agent in the process of metal extraction. 2  Calcium is also used in the production of some metals, as an allying agent. 3  Calcium carbonate is used to make cement and mortar and also in the glass industry.4  alcium carbonate is also added to toothpaste and mineral supplements. Calcium phosphate is used in animal feed and fertilizers. 2  Calcium hydroxide solution is used as blackboard chalk and as Plaster of Paris in its hemihydrate form. 3  Calcium gluconate is used as a food additive. 4  Calcium stearate is used to make wax crayons, cosmetics, plastics and paints.