Whether it is possible to charge normal batteries that they have served still some time? The answer is unambiguous: it is possible and to make it rather easily. However some ways can be dangerous.
To charge normal batteries, it is possible to use both the charging device, and make-shifts. The main thing is the nobility as it is correct to make it. There is opinion: if it is good to knock with batteries about wall, they will serve a two-three more of hours. And this is true. But there are both other interesting and checked ways.
Ways of charging of the normal battery in house conditions
It is possible to charge batteries in house conditions as follows. It is necessary to remove wrapper from batteries then in the body several holes become. It can be done pricker or Gipsy needle. Prepared for battery charging fall to pan with well salted water. Further the pan is put on gas, and batteries boil short time. After that it is necessary to take out batteries from water, to dry, to envelop well insulating tape. So, as a result of all this process the batteries are charged and ready to new work.
There is opportunity also to charge normal batteries, having near at hand pricker. So, pricker about two openings at all batteries near graphite rod are required to make. Depth of puncture has to borrow approximately ¾ from battery height. In the received openings it is necessary to drop either water, or 10% solution of hydrochloric acid, or double vinegar. After liquid is dropped to the very top, openings are well corked with piece of rye bread or clay. The normal batteries charged thus are capable to serve still some time.
Ways of charging of the normal battery by means of special devices
Today there are on sale special devices, for example, of Battery Wizard by means of which it is possible to charge completely the most normal batteries to 10 and more times. Many people consider it rather favorable purchase which will allow to save the decent sum of money further. It is possible to charge normal batteries, using the special charging device. Batteries need to be placed in the device and to put on charging. As soon as batteries a little become warmer, they need to be taken out at once. If batteries overheat, will become hot, the charging device can come to unfitness, ignite, and batteries - to explode. To try, batteries have become warmer or not, it is possible just hand. Of course, it is possible to resort to make-shifts and amateur experiments, but it is very careful and extremely rare if the situation of it demands. It is the best of all to use special devices for charge of normal batteries or to buy new batteries.