Kitchen sinks are essesntially containers or bowls with drain used for washing. Basins does a similar function in the toilets or bathroom. While functionally both basins and sinks are similar, in common usage the bowls meant for kitchen are termed as sinks while the ones for the bathroom are called wash basins. Kitchen sinks are are traditionally made in staineless steel while basins are generally made of ceramics. Sinks can also be categorized based on their functionality or on the basis of material & finish.