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How long can you keep your hand in water with a temperature of -2°C;
(2) | 09/09/2024 | Several people try to hold their hand in freezing water at a temperature of -2 °C, the same temperature the Atlantic Ocean was on the night the Titanic sank. The temperature is below the freezing point of water, however, seawater, due to its salt content, freezes at a lower temperature than pure water. Water at this temperature is extremely dangerous for the human body. Most of the passengers who fell overboard died not of drowning, but from hypothermia within 15 to 30 minutes.
The wrong spot to dive In the middle of the sea, a woman gets off a boat to go snorkeling. But when she puts her feet in the water, a shark appears with its mouth wide open. In fact, it is about the named tiger shark "Queen Nikki" who is extremely friendly with people and knows divers. Just came to say hello.- A torrent on the subway stairs On Tuesday, July 20, 2021 during a flood in Kiev after heavy rainfall, Many people were struggling to climb the stairs of a metro station in the Ukrainian capital, walking on a dangerous stream of water.
- The waters of a river meet the sea People on a boat record the point where the waters of a river meet those of the sea. The difference in density due to the salt delays their mixing, and because river water contains mud, this unusual separation is clear.
- Thirsty koala asking water from cyclists On Friday, December 20, Anna Cheseler was moving with her bike in Adelaide, Australia as part of a cycling team, when he saw in front of a thirsty koala sitting in the middle of the road. Temperatures had reached 40 degrees Celsius and the poor animal seemed to suffer. The koala seemed to understand that people will help and approached a little water.
- A whale plays ball with a man A beluga whale playing ball with the passenger of a boat traveling in the icy waters of the South Pole. When the man throws the ball in sea, the whale swims quickly to retrieve it with her mouth and bring it back.
- Human chain to rescue a dog In Almaty City, Kazakhstan, passers-by stop to rescue a dog from a channel, making a human chain. The dog fell into the channel that feeds the Sayran water tank, and with the powerful stream could not get out of the water. A man goes down into the water to pull the dog, but he could not extricate himself. Several people then formed a chain to help in the rescue of the dog.
- The horrific sinking of a tour boat in Costa Rica Thursday January 8, 2015, the Alexis Esneault, a schoolgirl 21 years old, He was aboard the catamaran tour "Pura Vida Princess", for a day trip off the coast of Costa Rica, when the vessel began taking in water after being hit by a large wave about 15 km off the sea. Equipped with a camera, the young girl recorded the dramatic sinking that claimed the death of three people, a British man 80 years, an American 68 years old and a Canadian 70 years. Nearly an hour after the wreck, a cargo ship rescued the surviving passengers. 106 people rescued, including 10 crew members. In accordance with the principles, the catamaran had enough life jackets and were not overloaded.
- How to make charcoal in the forest The user of the Primitive Technology channel, He shows us the old charcoal creation method, with the use of a dyke. Coal is a fuel that Burns at higher temperatures than the wood from which it is made. This is because the initial steps of burning remove volatile components of wood (as water and resin). The result is a virtually clean fuel that burns with the highest temperature of the wood, smoke-free and with less flame.
- Theotrelos Australian jumps on tiger shark In Australia, a man on a boat is encouraged by his friends to jump into the water and catch a tiger shark. The great shark moves near the boat, When the man jumps in the water and tries to grab him. This kind of shark is usually between 3-4 meters in length and 500 pounds in weight. Extra, It is among the most dangerous shark species to humans.
- The Icicle of death A rare phenomenon managed to record the BBC's people at the bottom of the Antarctic. With special timelapse webcams, captured the concentrated salt immersed in water. The temperature of salt that was below 0 °C, did the water gradually to form a shell of ice around him, which when reached the seabed created a large tissue that froze everything in its path. The strange phenomenon was shot by the Hugh Miller and Doug Anderson to show Frozen Planet.
- Base jumping with the help of a drone American Brian Grubb combined wakeskating and base jumping to make a dangerous jump in Dubai. Grubb was towed across the water by a large drone, before jumping off the plank and roof of the 77-story hotel "Address Beach Resort".
- Tourists against the sea in Iceland Tourists on a dangerous Icelandic beach ignore the danger, and rough seas and are approaching the moment when a big wave comes.
- A trapped fish finds the solution A catfish trapped in a small pond on the beach, trying to reach the sea water. So he gets out of the lake and crawls on the sand until he reaches his destination.
- Forklift operator trying to pull a boat out of the water On a pier, the operator of a forklift tries to take an inflatable boat out of the water. But he won't pull the clark handbrake, and the machine will fall into the sea.
- An airplane's emergency door opens during flight On Friday, May 26, 2023, an Asiana Airlines flight passenger sitting next to the emergency exit, opened the door of the plane before it landed in Daegu, South Korea. Several tried to stop him from turning the lever, but without success. The door opened 200 meters above sea level. The 194 passengers of the Airbus A321 waited several minutes glued to their seats for the aircraft to land. 9 people had to be hospitalized for respiratory problems.