If a product contains bleach (peroxide), it will whiten your teeth. But not all treatments are created equal. It's the concentration or percent of hydrogen peroxide a teeth-whitening system contains and the amount of time it's in contact with your teeth that determines its effectiveness.
Definition of fecund - producing or capable of producing an abundance of offspring or new growth; highly fertile Definition of fecund - producing or capable of producing an abundance of offspring or new growth; highly fertile
A stipend is a form of payment that is given to individuals in place of salary or wage. It is generally only intended to cover living expenses, and is often given to people who are participating in an internship, apprenticeship, graduate work, or a fellowship, just to name a few. stipend is a form of payment that is given to individuals in place of salary or wage. It is generally only intended to cover living expenses, and is often given to people who are participating in an internship, apprenticeship, graduate work, or a fellowship, just to name a few.