The tan produced by DHA takes approximately 2-4 hours to appear on skin and will not wash away due to sweat, water, or soap. The tan will fade gradually over the course of 3-10 days. (Wiki). What: Dihydroxyacetone (DHA) is derived from sugar beets or cane sugar and is a key active ingredient for natural self-tanners.he tan produced by DHA takes approximately 2-4 hours to appear on skin and will not wash away due to sweat, water, or soap. The tan will fade gradually over the course of 3-10 days. (Wiki). What: Dihydroxyacetone (DHA) is derived from sugar beets or cane sugar and is a key active ingredient for natural self-tanners.
Paper Sizes - commonly used in U.S. Offices. Office paper sizes as Letter, Legal, Tabloid and more. The ISO standard paper sizes are not commonly used in the United States and Canada. Instead paper formats like Letter (8.5 x 11 inches), Legal (8.5 x 14 inches), Executive (7 x 10 inches), and Ledger/Tabloid (11 x 17 inches) are widely used. The Letter, Legal, Tabloid, and other formats (although not these names) are defined in the American National Standard ANSI X3.151.
In the United States and Canada the normal size of paper is called letter size, or sometimes US letter. It is 8Â½ inches wide and 11 inches long. The other common size of paper in the US is called legal, or sometimes US legal. It is also 8Â½ inches wide, but it is 14 inches long. It is similar to the size called foolscap in Britain.