Clinical gastroenterology is the study and treatment of digestive system diseases. Gastroenterologists use endoscopes to diagnose and treat ailments such as cancer, polyps, and colitis. They specialize in understanding the healthy functioning of the gastrointestinal tract and treat disorders of the esophagus, stomach, pancreas, liver, gallbladder, and pancreas. Colonoscopy and upper endoscopy are common diagnostic […]
Lean product development aims to design products with cost control while maintaining quality. It involves assessing expenses, using resources efficiently, and managing tasks and procedures. The goal is to generate profits for the business with minimal investment. Lean product development is a term that applies to various strategies used to design products using the highest […]
Hopper cars are rail cars designed to transport loose bulk products such as grain, coal, and sugar. They have sloped floors and hinged openings for unloading, using gravity. Covered and uncovered cars are available, and personnel at loading yards are familiar with their operation. A hopper car, sometimes known historically as a jimmie, is a […]
Rotary actuators produce rotary motion or force through mechanical conversion of linear force. They are powered by hydraulic, pneumatic, or electric systems and used in various applications, including automotive engines, industrial equipment, robotics, and military machinery. Hydraulic systems are the most powerful, while electric systems offer precise control. A rotary actuator is a type of […]
A crucifix is a cross with a figure of Christ attached to it, heavily used in Catholic and Eastern Orthodox religions. Some Christians use a simple cross instead. The crucifix is used in Catholic Mass and ceremonies, and some have small ones in their homes. There are different styles, including the resifix, which depicts a […]
Nocturnal seizures occur while sleeping and can be caused by various factors. Symptoms include biting the tongue, wetting the bed, and feeling tired or confused. Treatment involves medication and avoiding triggers. It is not life-threatening but can cause injury if proper precautions are not taken. A nocturnal seizure is a disorder in which seizures occur […]
Induction cooking heats cookware using electric currents, not radiant heat. Induction woks cook food faster and more efficiently than traditional gas cookers, and are safer and easier to clean. They use advanced technologies, with up to 20 different power settings and easy temperature adjustment. The entire concept behind induction cooking involves heating an item of […]
A screw conveyor is a device used to move small materials quickly and efficiently in industries such as food manufacturing and agriculture. It consists of a large screw contained within a tube or cylinder. The screw system is more appropriate for smaller materials and is fully enclosed, reducing the risk of materials falling out or […]
The Panama Canal connects the Atlantic and Pacific Oceans through the Isthmus of Panama. Construction began in 1904 and was funded by the United States. The Canal opened in 1914, changing the future of maritime trade. The Canal has been a source of conflict between the US and Panama, with Panamanians arguing that the area […]
Hotel power is electricity generated on a train or ship for non-propulsion purposes, such as lighting and heating. It can be controlled independently from propulsion power and is critical for passenger comfort and safety. Companies specialize in building and maintaining these power systems. Hotel power is power generated on a train or ship that is […]
Jatropha curcas is a woody shrub that produces vegetable oil for biofuel. It can grow in marginal soil, reducing competition with food crops. The plant’s oil can be used in diesel engines and its by-products can be used as fertilizer or burned for power. However, the plant is toxic and requires careful handling, and creating […]
Conveyor magnets trap magnetic materials on a production line and can target ferrous and non-ferrous metals. They can be used for quality control, material separation, and protecting machinery. They come in different forms and can be customized for specialized applications. Safety precautions should be taken around strong magnets. A conveyor magnet traps magnetic material as […]
Brain stem gliomas are fast-growing tumors that occur in the brain stem, most commonly in children and adolescents. They are difficult to treat and the prognosis varies depending on the location of the tumor. Radiation therapy is the preferred method of treatment, but patients with pontine gliomas have a low chance of survival. A brain […]
A company union, also known as a yellow union, is a localized union organized by employees within a company without affiliation to any national union. It aims to give employees a unified voice and vote on matters affecting their livelihoods, but detractors argue it can be weak in certain areas. Sometimes known as a yellow […]
Machu Picchu is an ancient Inca site in Peru, built for Pachacuti Inca in the 15th century. Rediscovered in 1911, it contains ruins of palaces, temples, and dwellings, as well as a sundial stone used for astrological purposes. The site was abandoned in the late 16th century after the Spanish conquest. Machu Picchu is an […]
Surf skis are personal watercrafts similar to kayaks but with a shallower notch for the rider. They were invented in Australia almost a century ago and are now made of fiberglass and Kevlar. They are faster than kayaks but less stable. A surf ski is a type of personal watercraft that is powered by the […]
Synthetic THC is used in medical marijuana, such as Marinol, to relieve symptoms of cancer treatment, AIDS, and multiple sclerosis. Smoking synthetic marijuana may pose greater health risks than real marijuana. The active ingredient in marijuana is tetrahydrocannabinol (THC). It appears on List 1 of the United States Drug Enforcement Agency (DEA) List of Controlled […]
“High rail” can refer to different types of railway tracks and equipment, including high-speed rail for passenger transport, elevated tracks for limited space, and a specific type of model railway. “Hi-rail” refers to railway equipment that can work on both highway and railroad tracks. The term “high rail” is used in several different ways in […]
A process flowchart uses symbols and text to show the steps needed to complete a process, with ovals indicating the start and end points, rectangles indicating actions, and diamonds indicating decisions. It is useful for visualizing and improving procedures and making decisions. A process flowchart is a diagram that uses text and symbols to show […]
Asteroid mining involves extracting valuable materials from small, dense bodies orbiting the Sun. Technical, financial, and legal challenges must be overcome for it to become a reality. Asteroids are believed to contain valuable minerals, including iron, nickel, gold, and platinum. Space colonization is another motivation for asteroid mining. However, technical challenges such as reliable transportation […]
