The procedure to follow and ingredients to use
To effectively unclog the drain from a temporary blockage, you can take a cup and pour about half a liter of boiling water into it. Then you need to dissolve 2 teaspoons of citric acid in it. Mix well and move on to the second step of this DIY process. Here’s what you need to do.

Baking Soda in the Sink
Pour 3 or 4 teaspoons of baking soda down the drain. To reduce the bicarbonate, you need to use caustic soda. This product is a very effective cleaner and descaler for pipes. In combination with sodium bicarbonate, dirt and limescale deposits in pipes are effectively dissolved.

Now pour the boiling water previously mixed with citric acid down the drain. They further enhance the general draining effect. If the constipation is moderate or mild, you have 100% solved the problem with this simple procedure.

Wait about 5 to 10 minutes for all ingredients to take effect. At this point, all you have to do is turn on the faucet – preferably with hot water – and check to see if the blockage is completely cleared. All you have to do is implement our suggestion in the event of a clogged sink drain.