Metallic surfaces, being exposed to aggressive oxygen (especially in conditions of high humidity), oxidize over time. Rust forms on them.
This fate will sooner or later be exposed and protected by special compositions of the surface. There is not only many types of household chemicals that can cope with this problem, but also a large number of folk remedies, one of which we will tell.
Why rust "is afraid" of onions
One way to deal with rust is to treat the surface with an onion head. What is this contained in onion juice that helps to fight oxidized metal and returns it to its original appearance?
Unusual properties of onions were discovered more than six thousand years ago. Even the ancient Egyptians believed in its magical properties. And for good reason. Onion juice is not only beneficial to health, it is biologically active and rich in essential oils, alkaloids and various acids of organic origin, some of which even dissolve rust:
- pantothenic acid;
- vitamin C;
- lemon acid;
- succinic acid;
- Apple acid;
- oxalic acid and others.
100 grams of onion contains about 0.1 grams of organic acids. There are a total of 21 species. Acid-base pH indicator on pH less than 7, which indicates its relatively high acid reaction. Thanks to these properties, onion juice helps to dissolve rust.
Bow against rust
Many professional, but environmentally safe household products from rust, as the main active ingredient contain oxalic acid. In addition, it is actively used to combat limescale and various complex contaminants. Citric acid has also proven itself in the fight against oxidized metal.
If you notice rusty smudges on the plumbing or tile, you can use our tips and remove them with a bow.
Onion juice is absolutely safe for tile, ceramic and enamelled surfaces. Therefore, you can absolutely calmly, safely use it for any items with metal parts.
Instruction
1. In order to remove rust with onions, fresh onion juice is required.This is a simple and affordable tool. To prepare a large amount of juice is best to use a juicer. If the household does not have such an assistant, you can use a meat grinder. During its grinding, liquid is first released, and then slurry. Onion juice contains volatile sulfur compounds that irritate the mucous membrane of the eyes. Therefore, be careful and take care of remedies in advance.
Depending on the place, growing conditions, time of harvest and the variety of onions may contain more or less acid. Leaders - varieties Carmen, Strigunovsky, Stuttgarten Riesen.
2. In a ready onion juice, place a rusty metal object. If this is not possible, you can use onion gruel. But keep in mind that its effectiveness is somewhat lower.
You should not expect rust stains to disappear instantly. No, it will take some time.
Try to carry out the procedure immediately at the first signs of oxidation. If the spots have eaten very deeply, you will need to repeat the procedure.
Despite the fact that removing rust is often difficult, the result lives up to expectations. Try to regularly take care of and clean metal surfaces, then even in the case of the first signs of oxidation, you can cope with them easily and without problems.
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