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Soak in dilute hydrochloric acid water or oxalic acid water, and then brush with a brush.
Hope it helps.
After soaking with fruit acid, the fruit acid has a slight corrosive ability and will not damage the porcelain surface of the toilet. If dilute hydrochloric acid is used, it will cause great damage to the porcelain surface of the toilet bowl and shorten the service life of the toilet.
Go buy some kerosene, sprinkle some kerosene on the oily surface, and after 5 seconds, you will see the oil slowly falling off. In addition to kerosene, there is also water in the sky. Dish soap. >>>More
Ask the moving company to move some of your personal things to the new house, and promise your tenant some household appliances and furniture to be left to your tenant, of course, if there are few things, you can drive them yourself.
You think it's a good day, just move.
Find a real estate agent and they will tell you what you need, safe and worry-free. If someone rents it, they will sign a contract, and any damage can be compensated. It's a fee.