41. "Female presenters wear too much whitening powder. 42. The history of skin whitening in East Asia dates far back to ancient times. 43. This also supported the government's push toward " Whitening " the country. 44. Its only official use is for whitening fabrics. 45. A review of the use of glutathione for skin whitening was published in 2016. 46. The algorithm uses key whitening , but no modular addition, and bit rotation. 47. There are infinitely many possible whitening matrices W that all satisfy the above condition. 48. Localized stress whitening of the material generally accompanies and precedes decomposition of the polymer. 49. As for other methods of skin whitening , other decolorizing chemicals can be used. 50. Letitia ultimately had to stop the whitening of her teeth because it was uncomfortable.