Tihomir Čuljak
Physical activity, either as a useful work or as a game is useful for both physical and mental health. Physical activity lowers cholesterol levels, lowers blood pressure, alleviates the effects of dia...
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...
Chains for cars used for driving on snow can be purchased in stores. It’s a little harder to get auxiliary tools for driving over deep mud, which often happens when off-road cars drive through a fores...
Rabbits are bred for meat, but also as pets. Guinea pigs or hamsters are bred as pets. They all reproduce very quickly. The biggest problem is the stench that spreads when their feces are cleaned. Thi...
Alex Smith
Consider working with an expert when the need arises for lifestyle photography. With the right lifestyle photographer, you can acquire better service and results. Anderson Studio is announcing new ser...
Sailboats are vessels or boats powered by power wind. In the past, they were the most common type of vessel, while today they are used most on recreational yachts and sports vessels, but more recently...
Ships have been using wind power for hundreds of years. After the invention of the steam engine, and later the internal combustion engine, wind power was used only for sport and family sailboats. Deve...
Skis are tools that people put on their feet to move through the snow more easily and faster. The sleds have the same function, but one can sit on them while someone else is pulling or pushing them. O...
The sails on today's sailing boats most often have a triangular shape. The surface of a triangular sail is twice smaller than a square sail of the same height and width. By placing square sails on...
Seafarers have long since begun to use lifejackets to given to crew in the event of a ship crash. Initially, these were rubber belts, and later, with the development of plastics, they would become muc...
A tricycle is a three-wheeled vehicle. It can't sidestep, and it starts off like a bicycle by pedaling with the rider's physical strength. The tricycle is most commonly used to carry one or tw...
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...
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...
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...
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...
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Tihomir Čuljak
Alex Smith
