A foreign object or debris being lodged in a drain pipe, or built-up residue that chokes off the flow, are the most common causes of clogged drains. The source of a clog and how to fix it differ based on the type of sink.Clogged drains and blocked pipes may start as minor issues but can quickly escalate into major problems. It is a very difficult task to unclog the drains. Sometimes it takes a lot of effort to unclog the drains. The use of chemical substances such as bleach and lye on a consistent basis may cause long term damage. The best way to remove drain clogs is the natural process by means of natural substances and it also keeps the family’s health from different hazards. You should contact a professional plumber or drainage company if the blockage does not clear after using our instructions below. If the drain clog still persists after trying all these options, then it might be time to call a professional plumber or drainage company.