Rust - this is a very unpleasant phenomenon, moreover, causing significant damage to metal products. If possible, you should not even prevent its occurrence. However, if this happens, it is necessary to deal with corrosion. To do this, there are many ways and means. Today, just talk about one such "accelerated national 'method, which is ideal for cleaning small metal parts.
What is needed: Pan, water, metal brush, a dry cloth, citric acid.
To quickly clean the rusty parts, you can use this "popular" way. Take the pot, which is filled with water. Dial need as much liquid to completely cover all the details. After this capacitance is placed on the fire, and the water in it is brought to a boil. When this is done, it poured into water, citric acid. In 1 liter of water must be used 2-3 tablespoons.
Important: The excessive use of citric acid is able to harm the most delicate metallic articles.
Now you need to leave the solution lie in its details on the fire to boil for 5 minutes. In advanced cases will have to boil longer, up to a quarter of an hour. Gradually, the solution will become increasingly cloudy, and the details themselves will be covered with black oxide. Boil need to as long as not get away rusty scale.
See also: How to open a tin spoon alone, if not at hand openers
After boiling, all the details are extracted from the solution. Immediately use a brush to remove the metal black film. If you do not do it "with a piping hot", then later remove it will be much harder. After the items are cleaned they need to wipe dry using a rag. Otherwise rust has the potential to come back.
Note: Can be painted or treated parts burnished for better protection. It should also be noted that this cleaning method significantly exceeds the speed and efficiency of traditional sedimentation in cold acid.
>>>>Ideas for life | NOVATE.RU<<<<
Continuing the theme, read about 7 ways to deal with rust on different surfaces and materials and not only.
A source: https://novate.ru/blogs/010819/51237/