Blocked drains can be very infuriating, especially when experienced in the most unexpected moment. They can cause flooding, smelly odor, and broken pipes. Things can even get more embarrassing if you have a visitor around. Fortunately, blocked drains can be prevented. They are usually caused by accumulated solid wastes that clog up the water pipe. Other factors, such as tree roots and natural calamities, can also potentially cause blocked drains. Although the easiest way to resolve blocked drains is to call a professional plumber , there are simple methods that you can try on your own. If you notice that your tub or sink is slow to empty, its pipe might be clogged up. Pouring boiling water down the drain can do the trick. However, this method is only effective on light and small blockages. Serious types of blocked drains will require a different, more complex method. You may also try using an over-the-counter chemical product to disintegrate the accumulate dirt. If everything fails,...