what can i pour down my sink to unclog it

Partially fill the sink with water (if it isn't already filled), then work the plunger down and up several times before quickly pulling it off the drain opening. If you have a double-bowl kitchen sink, stuff a wet rag into the drain opening that isn't clogged (this will help with suction). Start by pouring half a box of baking soda down your drain. Next, pour half a cup of vinegar down the sink and then stop the drain with a metal stopper vinegar and baking soda produce a "volcanic"... Causes of Clogged Kitchen Sink. Too many times, feeding the kitchen