“No water and no amplitude, and no syudy…” This catch phrase from the pre-war Comedy “Volga-Volga” is very close and understandable to everyone who is associated with the earth, and the cottagers, and rural residents. Well, if the water system is missing or not working, and the summers are hot and dry, the problem of providing water is becoming a serious. Rescue — pump.
Every day we use a huge amount of things and have almost ceased to notice them. But it turns out in the production of minor things at first glance hides a lot of interesting and informative. Entertainment “Conveyor MK” reveals the secrets of making the most ordinary things at first glance. Today’s program: high-PRECISION CUTTING tools.
Sooner or later, in the drawers of your Desk, accumulates such a quantity of clippings from Newspapers, magazines, old brochures, notes that it is necessary to decide what to do with them next. There is of course, a radical method – to give it all back in and then put on the bookshelf. But this may not everywhere and not all. There are other, more simple variant: to lay down the clippings in folders with strap and remove the closed part of the Cabinet. Closed because these folders in the apartment don’t look very nice. But by putting them there, you lose these materials, which is not always desirable.
There are many ways to fix the firing pin of the hammer on the wooden handle so that it did not come off during strikes. Here’s another simple technique: in addition to the usual wedge in it and the striker drilled the hole for locking screw – easily and securely.
Every day we use a huge amount of things and have almost ceased to notice them. But it turns out in the production of minor things at first glance hides a lot of interesting and informative. Entertainment “Conveyor MK” reveals the secrets of making the most ordinary things at first glance. Tonight – BLOWN GLASS.
Explosions and fires resulting from gas leaks, unfortunately, are not uncommon. Recognizing the work of administrative bodies and emergency services, hams designers can do something yourself to minimize this danger. However, in the field of gas control is simple and accessible to a repetition of the device is almost there, or they are unnecessarily expensive.
There are industrial sensors, converts the gas concentration to voltage, current, resistance and other parameters. The ability to respond to changes in gas concentration have some oxides, especially the SnO2 — tin dioxide, doped various additives. On their basis it is possible to make an electronic device that responds to the excess concentration of a particular gas in air and emits sound signal.
The first mention of the project landing version of the aircraft, biplane, future of the An-2 is dated 1944. Then his traces are lost and emerge a year later.
Then, the proposed biplane looked like a complete anachronism, and does not fit into the slogan “above all, beyond all, faster than all”. And although the military rejected the proposal Antonova, Vera Oleg Konstantinovich in the car, not faded. Five years later, when the country began to gradually return to civilian life, Antonov returned to his idea.
Every day we use a huge amount of things and have almost ceased to notice them. But it turns out in the production of minor things at first glance hides a lot of interesting and informative. Entertainment “Conveyor MK” reveals the secrets of making the most ordinary things at first glance. Tonight, the INFLATABLE BOATS.
To the store to buy a hood and install it in the kitchen is relatively simple — it requires only money, time and skills to screwed into the wall screws. But to diversify the inclusion of a drawing and automate it so that your hood has become to surprise the neighbors and, most importantly, to have added comfort in your kitchen — the case for the present enthusiastic radio Amateur.
Imagine sitting in the cozy kitchen, you no longer have to get up and turn on the switch on the extractor fan to ventilate the room (for example, if you or your guests stoned). Clap softly hit the table or say a sharp word with the volume more than usual, and wonder hood itself begins to work, and the kitchen immediately becomes cooler and more comfortable.
It is known that over time a regular door and other hinges start to creak, and lubricate them from the inside is not so simple: sometimes you have to remove them, which is not always possible. However, once you drill into the top level loop through hole to the axis, and lubrication is simplified, and Read more…
