If you find a “bleach” stain on your underwear, you better know what it means.

There are countless reasons why the Internet, with its vast amount of available knowledge, is a very useful tool.

Even if the benefits of journaling seem endless, its ability to be an inexhaustible source of shared knowledge may be what makes it the greatest invention of recent centuries.

If you know where, you can find information on any topic and always get the solution you are looking for. With a few mouse clicks and keystrokes on a computer, mysteries that would have remained unsolved for decades can suddenly be solved.

Just as useful tips and tricks have become common knowledge over time after being the domain of the elite, many old myths have been debunked online.

For example, have you ever wondered why your underwear sometimes seems to have bleach stains on it? If so, it seems you’re not alone, as women looking for solutions have asked the same question online.