Tihomir Čuljak
In military vehicles in the war zone, the problem is mines are buried in the road. When a vehicle hits a buried mine, most of the mines explode in front of the front wheels above which the driver or p...
Compressed air is pressure-pressurized atmospheric air, which is used as a means for transferring and storing energy. When the air is pressed, its temperature rises. This temperature must what be remo...
Aerosol bombs are weapons that have been used in the war for decades. These are bombs that expel explosive gas that is explozsion blown up after blasting and causes a strong explosion. Compared to th...
Many people in the world occasionally made the boats on which they set their sailing gardens. Such gardens are usually very expensive. Some primitive peoples living in swampy areas have also made floa...
Californian worms have been bred for decades around the globe. They are used for the processing of manures, and is product high quality humus. Small breeders worms products for fishing, while big bree...
Bumpers, or fenders are the ship's equipment that protects the sides shackles of the boat from strokes in the docks while staying in the harbors. Fenders are usually made of solid rubber and are f...
Debarkation boats are military vehicles that serve to transfer soldiers to an enemy territory. Disembarkation is carried out on the coasts of the sea or in the rivers, and in places not foreseen for s...
Many people made a floating raft of plastic bottles. Empty plastic bottles are placed in nylon sacks, or nets. Wooden pallets are placed on this floating structure. This raft has a large load capacity...
Bunkers are military objects that protect against enemy fire, grenades and explosions. Their purpose is to protect people and equipment in the bunker. In World War II, the Germans had small mobile bun...
In many parts of the world, people have built houses from the country. Fat earthy walls are excellent heat insulation, in summer they are comfortable, and in winter warm. Energy consumption for heatin...
Extensive breeding of ducks and geese on fishponds requires little investment. The duck and the geese are kept on the water during the day, while closing at night in the canopies. Canopies can be on t...
When a boat moves through the water it has to overcome a certain water resistance. Part of the resistance is formed on the bow where the boat penetrates through the water. The second part of the resis...
The first cars on compressed air used in the 19th century, mostly in mines. Compressed air also powered trams and locomotives. Various pneumatic tools are also started today with compressed air. Compr...
Mobile toilets that are quick and easy to place in places where there is no sewerage are increasingly used. Most often they are placed at excursions, big concerts, parking lots and similar places. The...
Hanging and sleeping nets appeared on sailing boats. In them a man can lie or sleep. Today, they are often used by hikers, hikers and soldiers while they are in the woods. They are particularly useful...
Cows, sheep, goats and other homemade animals must be kept from escaping and from attacking the beast. The most commonly used electric fences are used to prevent escape to foreign lands. Such escape f...
Excavators are machine that most often use for excavating canals, building foundations, and leveling the terrain. There are more and more work tools that can be placed on the hand of the excavator,...
The cumulative charge is a type of explosive charge where the orientation of the explosive jet depends on the filling form. Cumulative charges are divided by form, direction of energy, detonation an...
Obelisk is a large monolithic stone block with four pages narrowing to the top. At the top is a small pyramid covered with electrodes, which is a mixture of gold and silver. The obelis were placed in...
Many tourists visit ancient abandoned cities every day in Latin America. They remain caught up when they see the walls built with large stone blocks. They are so arranged that no jewels can be placed...
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Tihomir Čuljak
