Methods for metal etching and engraving at home
Pickling is a metal processing process in which a layer of a certain thickness is removed from the surface under the influence of active chemicals (acids or salts with an acidic reaction), as well as direct current in a bath with...
Practice of repairing power inverters for backlight lamps of LCD panels of laptops
In this article we will look at how you can repair a monitor yourself. A modern LCD monitor consists of only two boards: a scaler and a power supply. The scaler is a board that controls the operation of the monitor. His brain. Here the monitor converts digital...
Apartment renovation: step-by-step instructions and stages of work Do-it-yourself high-quality apartment renovation
Where to start renovating an apartment so that the repair work does not drag on for an indefinite period, and the end result undoubtedly pleases you, this is what will be discussed in today’s article. Apartment renovation requires serious preliminary...
Repairing a drainage pump: what problems can you fix yourself?
A drainage pump in a suburban area is a kind of lifesaver in case of unforeseen situations. By design, it resembles drinking water supply equipment, but has the ability to move contaminated media from...
How to repair an LED lamp with your own hands Repair circuit for a lamp with a sound sensor
With the development of civilization, electricity has become an integral part of our daily life. Today it is possible to use a wide variety of innovations and technical innovations right in your home. Lighting in the house has always been one of...
Brief biography of Antoine Lavoisier
Antoine Laurent Lavoisier. His life and scientific activities Mikhail Alexandrovich Engelhardt Chapter III. Lavoisier's scientific activity “In this chapter we will have to unfold before the reader a picture full of greatness. In the quiet of the laboratory, provided...
Spider - the most accurate signs and superstitions
For centuries, signs about spiders have come to us from our ancestors. And now for many the spider is a mystical creature. In almost every film about witches and otherworldly forces you can see how they are added to potions and potions and used for...
Cheese cracker with spices
Crackers - dry and crispy cookies with holes - appeared as a result of a mistake by an English confectioner who overcooked biscuits in the oven. Slightly burnt cookies broke with a loud crack, so they were called crackers from the word crack, which...
Spiritual instructions on the confession of Elder Paisius of the Holy Mountain
How do spiritual laws work? - Geronda, what laws are called spiritual? I'll explain it to you. Just as there are laws of nature, so in spiritual life there are spiritual laws. Suppose a person throws a heavy object upward. What with...
Rules for hyphenating words with a soft sign in the middle
This summary is intended for conducting a group lesson with children in grade 3 with a speech conclusion “Systemic underdevelopment of speech.” The topic of the speech therapy lesson: “Soft sign at the end and in the middle of a word.” Goals: Correctional and educational: teach...