What is the second hole in the sink for?

The two holes in the sink
logo pinterest
The two holes in the sink. Source: spm
We bet that you all know the role of the sink in the rooms of your home, moreover, it is only by calling the plumber that you realize the importance of this ceramic sanitary ware in your kitchen or bathroom. Equipped with a drain pipe, this valuable installation makes our daily life easier as well as the majority of household tasks. So, we use the sink for washing food, doing dishes, washing our hands, and a bunch of other uses that rely on water.