Not only the igniter

It's about the primer such as "Zhevelo", for which the ignition of gunpowder is a condition necessary but not sufficient. Photo by Mikhail Semin As is known, the combustion rate of smokeless powders depends on the pressure of the surrounding gas, where combustion takes place. At atmospheric pressure, the powder safely lit, but in a closed space, when the pressure begins to increase, the rate of combustion of gunpowder is increased, which causes further increase in pressure, and so forth. There is an avalanche process of burning gunpowder.It is obvious that the total propellant Read more [...]
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Starch from potatoes with their hands.

After the publication of my two themes: vyzhivu.ru/blog/BP_pitanie/4718.html # cut and vyzhivu.ru/blog/peregyt_BP/4726.html # cut many Komrad requested follow reviews of the series "with their hands." Therefore, the following review of Krochmal. Get potato starch at home quite easily. And most importantly, it does not need any special potatoes. Suitable for starch and waste: the damaged and frostbitten potatoes, small. Even last year's tubers that were wrinkled and cause you to "mistrust" to use them for food. Of waste - income so you can call this operation. 1.If you do not have time, the tubers Read more [...]
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In search of vegetable meat

For a normal human diet needs carbohydrates, starch sugar, fats and proteins. Starch and fat we found in plants. But here in the proteins we feel the lack, they are few in flowering plants, especially in the wild. Even in wheat bread, only 8 percent of the total protein. But in meat protein 38 percent. But where are we to get in the woods meat? We've got no guns, no bullets and gunpowder, had a happy than Robinson Crusoe. We can not shoot forest game. Have to look for alternatives to meat medium di flora. And these alternatives - is mushrooms. In the dry matter of mushrooms 40 percent Read more [...]
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Amylase

Amylase (old name - diastase) - enzymes hydrolytically cleave polysaccharides (starch, glycogen) Are present in the tissues of animals, plants and micro-organisms. The nature of the distinction? -,? - And?-Amylase. In the decay of polysaccharides (see) under the influence?-Amylase produced dextrins;? -amylase detaches from the molecule polysaccharide disaccharide maltose? -amylase - Glucose. Normally amylase in small quantities in the urine (16-64 u). For diseases of the pancreas or liver amylase in urine up to 128 units. and more. Diagnostic value can have determination of amylase in the Read more [...]
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