Eight whitening keys in total are used for initial and final transformations, and four sub-keys are used for the computation in each round.
Four novel fluorescent whitening agents based on 4-methyl-2H,5H-pyrano derivatives of 2H-pyrido[1,2-a]pyrimidine-2,4 3H -dione 2H-pyrido[1,2-a]pyrimidine-2,4 3H -dione route.
Now, GoSmile, his company, has 17 products available at 500 department stores nationwide, including two $30 whitening pastes, one for mornings, the other for "nighttime therapy".
The five most popular procedures are whitening, laminates, tooth-colored inlays and onlays, tooth-colored crowns and bonding.
All the snow we've had lately freshens the park, whitening branches now six stories high, covering chipped benches, renewing the river's sparkle and dusting the densely built area on the other side.
Most advanced, high-fidelity methods consist of six sequential stages: noise rejection/filtering, whitening, multiple-channel combination, amplitude demodulation, smoothing and relinearization.
The irises of adults are greyish or silvery white while those of juveniles are light blue, becoming brownish before whitening at around one year of age.
For Legacy Russell (week five, Colgate Whitening), a curator and the studio director of the Bruce High Quality Foundation, the mischievous arts collective that likes to poke fun at the art world, she did the dishes.
Scougall Vilchis et al. [23] compared the influence of four tooth whitening systems on the shear bond strength of orthodontic brackets.
This is the pitcher's mound, and across the top of it is a strip of hard, whitened rubber six inches in width and twenty-four inches long.
