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Anonymous users2024-01-24You try to have oxalic acid there, or add some. Hydrochloric acid with a slightly lower concentration needs to be tried.
Go find a worker who dredges the pipe, the price is around 40 to 50, they are professional and can be done in a few minutes, which is much more convenient than your own dredging at home.
Make a pot of boiling water and pour it inside.
Use the leather picker to pass it a few more times, you can also dilute the water inside, use the vacuum cleaner at home to stretch the hose into the toilet bowl and open it to the maximum gear, move the hose up and down, left and right, and the hose can definitely be sucked out
Experience: Use a mop to pound up and down in the toilet with water, aim at the drain, the strength should be moderate, do not smash the toilet, first light force, find out the feeling and then slowly add force, it should be able to pass.
How can it be blocked by a toothbrush, you can only take it out, or it will get worse and worse.