Disadvantages of In-Office Whitening. 1  In-office bleaching is more expensive than take-home alternatives. 2  Its cost, on average, is $650, compared to $400 for take-home trays and under $100 for over-the-counter bleaching trays or whitening strips.
Planetary protection is a guiding principle in the design of an interplanetary mission, aiming to prevent biological contamination of both the target celestial body and the Earth in the case of sample-return missions.
The Equal Protection Clause is part of the Fourteenth Amendment to the United States Constitution. Many view it as the attempt to uphold the professed âall men are created equalâ clause written in the Constitution. The Equal protection law implies that no State has the right to deny anyone within jurisdiction equal protection of the law.