If your hair is brown, purple probably isn't going to show up very well. It's best to bleach your hair before dying it an unnatural color. Like I told you before, the box says 30-40 minutes, but the most I'd leave it on for is an hour. And that's at your own judgment, too.
But China's population statistics can be particularly misleading. Virtually overnight, Chongqing has become the largest city not only in China, but in the world, Time Magazine proclaimed in 2005. But it wasn't true-Chongqing is not the largest city in the world, or even in China.
04 â Mexico City, Mexico (23.400.000). Mexico City. In 1950, Mexico City only had around 3 million people. Nobody thought that in only 60 years the Capital of Mexico would become of the biggest cities in the world. Mexico City is the countryâs largest city as well as its most important political, cultural, educational and financial center.