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.
One potentially hazardous additive commonly used is magnesium stearate. Magnesium stearate is essentially a chalk-like substance, which prevents the supplements from sticking together and allows the machinery to run smoother and faster, which equates to cost savings during the manufacturing process.