A plunger works best on soft clogs (grease, soap, soft food). It will not work on solid objects (bones, fruit pits, metal). For those, you will need a drain snake or professional help.
If you have a double sink, the plunger will push air and water into the other basin rather than down the drain. You must use a second plunger (or a wet rag) to seal the drain in the other sink basin while you plunge the clogged one. This creates a closed system. how to unclog a kitchen sink with a plunger
A plunger is a simple, inexpensive, and eco-friendly way to unclog a kitchen sink. It works by creating suction on the clog, which can help dislodge food particles, grease, and other debris that may be causing the blockage. Using a plunger is also a great way to avoid using chemical drain cleaners, which can be harsh on pipes and the environment. A plunger works best on soft clogs (grease, soap, soft food)