It would seem that there is nothing easier, than to hammer in a nail. This can make any boy, not to mention women. Why is it even the men but this seemingly simple operation sometimes does not go smoothly: the nail is hammered badly and suddenly bent; or the hammer blow falls not on the nail head, and a finger!
It turns out that this common and seemingly simple process has its rules and peculiarities, which cannot be ignored.



A huge number of companies today produce different types of refrigerators are sophisticated in designs and various additional functions. However, all this abundance is mainly for use in apartments and similar dwellings, where the daily need products are limited within certain limits.
THE MINELAYER MARTI. Scale model 1:200.
CRUISER ALGERIE. Scale model 1:200.
The furnace is designed for metals with suitable melting temperature in a volume of 10 cm3. It is an electrical transformer, the secondary winding ends of which are closed with a conductive vessel in which melting occurs. Oven can be used for artistic casting, in jewelry, for casting billets, alloys.
In other houses they are — big old clock in the wardrobe of polished red wood, with pendulum and two big shiny weights on chains. In those hours, something mysterious is through them as if time itself speaks to us about the past and about the present and about the future…
The device of “Automatic” is intended for irrigation of vegetable and fruit plants to individual garden plots. Watering is carried out automatically at specified intervals (e.g., daily). For normal operation of the device requires the Central water system of cooperative gardening.
Modern new kitchen in the apartment have an area for 10 — 12 square meters. They can place the necessary equipment that allows you to create the proper convenience not only for cooking but also eating. However, unfortunately, the number of spacious kitchens in the total housing Fund is still small: in the majority is a small kitchen area which just 5 to 7 m2.
Observation of the night sky in the city, especially in the metropolis, can not give pleasure to the true lovers of astronomy: sudden changes in temperature, smog and the night lighting of streets and buildings lead to instability and distortion produced in the telescope image. Therefore, many people prefer to indulge his hobby outside the city, in nature.