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Anonymous users2024-01-24Probably not, potassium permanganate is only oxidizing and cannot be decontaminated, and formaldehyde has no effect, and it also pollutes the environment.
The sewer is clogged, so hurry up and learn this trick.
How do you unclog kitchen drains? Kitchen drain dredging, generally need a dredging machine to dredge (ask a professional to dredge. >>>More
How do you unclog a kitchen drain? The household kitchen sewer is dredged, and it is necessary to use a dredge machine to dredge it (it is your own responsibility). >>>More
The rebate on the first floor is between 70-100 yuan, depending on the personal bargaining ability, and the second floor above the 40-60 depends on the personal bargaining ability.
1. Boiling water dredging method.
Generally, the sewer pipes at home are clogged with greasy, so it will be better to pour boiling water into the sewer pipes first and then dredge them. You can also pour some sulfuric acid into it, and greasy, hair, and other blockages can melt. >>>More