Tihomir Čuljak
Fishermen at sea usually only catch some kind of fish. Everything else they catch is usually thrown back into the sea. These are various types of small fish, plankton, jellyfish, seagrass, and if they...
When mosquitoes attack, people usually defend themselves with various repellents. But if they are near swamps, it doesn’t help them much. To destroy a large number of mosquitoes, it is necessary to du...
Most of the inventions, innovations and technical ideas that I have published on this page, and some that I have not yet, I decided to put together into one whole and publish as an e-book. I divided s...
The green ideology appeared at the moment of the most significant conflict between the nuclear lobby and the oil lobby. In the mid-1960s France and Germany were actively developing their nuclear power...
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...
When going out for a long time, hikers, mountaineers and soldiers usually resting in tents. The problem is when staying in a wetland where the soil is moist, or in frozen terrain. This problem could b...
When working in the garden, people often have to bend to the ground. It is difficult for many people. With a tricycle that has a low seat, it is possible to ride a tricycle, and sitting on it to plant...
Cows, horses, sheep and goats are domestic animals that are often kept outdoors so that grass and bushes can fall. But in bad weather they need to be protected from rain or snow by placing them under...
Most people fence their houses and farms most often with wire fences. Such fences are good against dogs, jackals, foxes and similar animals. These fences can well keep chickens, sheep, goats or cows i...
There are ships that can sail on icy water surfaces. They are called icebreakers. Some of them hit the ice with their front end, thus breaking it, which allows them to continue sailing. When the ice i...
Rabbits and poultry are usually kept in cages. If kept outdoors they should be protected from beasts and birds of prey. Keeping them outdoors is more humane, they can live longer, and no cleaning is r...
On this new model of wind turbine with sails, I made some improvements that allow much easier installation, lifting, or later lowering in case of failure or servicing. For that I had to make changes t...
The garden on raised beds is most often built by gardeners who have little space, or those who find it difficult to bend to the ground. If such beds are raised to a meter in height, planting and harve...
Tents, parasols and umbrellas are made so that the rain that falls from above is taken to the sides so that the water slides to the ground next to them. However, these human aids for protection from t...
There are several ways to purify salt water or dirty water. Distillation processes are most commonly used, as well as osmosis processes in which water passes through semipermeable membranes. Distillat...
In today's space stations, all food and water for the crew must be brought from the ground. This is a very big logistical and material problem that will have to be solved on longer trips by produc...
Maritime transport is the cheapest transport, and immediately behind it is rail transport. In order to speed up and reduce the cost of transport with these two modes of transport, container traffic ha...
There are various types of seawater desalination devices for drinking water and plant irrigation. Most of these devices use a lot of energy to evaporate water and convert it into water vapor which is...
At the bottom of the sea, various works are often performed by divers. Some such works can be done much more easily when a dome is placed at the bottom of the sea under which air is blown. Then worker...
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...
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