Dimensions, quantity, or capacity as ascertained by comparison with a standard. A reference standard or sample used for the quantitative comparison of properties. A unit specified by a scale, such as a degree, or by variable conditions, such as room temperature. A system of measurement, such as the metric system.
This definition sets three general conditions that cosmetic products must meet: 1  Cosmetic product is a single substance or a preparation. 2  It is only applied / used on the external parts of the human body.
Cosmetics are required to be safe when consumers use them according to directions in the labeling, or in the customary or expected way. Product testing is just one of the things a manufacturer might do to ensure the safety of a cosmetic product.