Valves

HVAC Technicians What is the importance of an HVAC technician? There are two reasons I chose this research topic, one of which being that throughout my High School career I have tried to place myself in as many different job fields as possible, or in as many different types of classes as possible.I have taken principles of business, which I may not have liked because we really did not have a teacher since he left at the beginning of the semester.I have taken drafting which was a great experience…

Especially in an espresso machine with screen-printing, hygiene plays an important role, as it also greatly benefits the taste of coffee. The Rancilio Silvia espresso machine offers a 3-way valve system, which makes cleaning much easier. After cleaning, it is important to dry the machine thoroughly to avoid possible damage such as rusting that may form over time. The Verdict The Rancilio Silvia espresso machine is a true classic. It offers…

Friction loss is defined as the pressure loss or head loss that usually occurs in pipeline fluid flow because of the viscosity effect near the surface of the pipe. When the fluid flows along the pipeline, it produces frictional resistance thus results in loss of energy or total head loss of the fluid. Therefore, experiment was conducted to verify the Darcy Weisbach equation by determining the pressure loss along a horizontal pipe. Figure A below shows the diagram of friction loss along a…

Stethoscope You see almost every doctors have a thing wrapped around their neck. It’s a medical invention with the shape of an Y. An invention invented by a french physicians named René Lannec. He named the invention stethoscope. It’s a Y- shaped flexible plastic tube with an earpiece attached on each end. The stethoscope is an acoustic medical device for listening to the heart and lung. The stethoscope is divided into two separate portions or different ways of using it : For listening to…

Osteogenesis Imperfecta (OI) is a genetic disorder that affects the formation of bones. The term Osteogenesis Imperfecta literally means imperfect bone formation. People with OI have bones that break easily, usually caused by a mild trauma or no cause at all. Multiple fractures are common with this disease since bones are weak. Although, in severe cases fracture of bones can occur before birth. This disease is caused by defective connective tissue and the lack of Type One Collagen. There are…

While in the esophagus the food goes through a series of contractions called peristalsis, after which the esophagus leads the food to the stomach. In the stomach there is a "zone of high pressure" called the lower esophageal sphincter this is a "Valve" meant to keep food from traveling backwards…

The Duke Axial Engine is a light weight, internal combustion, valve less engine. Suitable for Marine vehicles either inboard or outboard, Light Aircrafts, and or Generator/Utility and Military. The concept of this engine is fairly new. It began in New Zeeland’s Duke Engine’s, and is already on its way to being a more efficient engine. The information provided throughout will help gain a better concept of the engine and how it will be an asset to the automotive industry. The engine is a four…

Before the sixteenth century, the practice of medicine bore no relation to the practice of medicine today. Medical practices rested solely on the writings of the second-century physician Galen because it gave a rational explanation on how the heart, liver, veins, arteries, and lungs provided nourishment for the body. In addition, the strong influence of the Catholic Church on the Western world only made small attempts to discover the world by experimenting frugal. Instead, Galenism became a…

Examination of Ventricular Septal Defects and Arterial Aneurysms According to Maternal Child Nursing Care, 5th Edition, Chapter 47 – Cardiovascular Dysfunction, congenital heart defects occur in about 5 to 8 of every 1000 live births, and 2 to 3 of those affected will be symptomatic within the first year of life (Hockenberry, 2014). When looking at the different pathophysiologies of congenital heart defects, the most common form of defect is the ventricular septal defect or VSD and there are…

As a swimming pool owner if you want a pool that sparkles like a diamond basking in the desert sun, there's three things you must know about proper swimming pool maintenance. In this article I'm going to break down each of these essential points and explain why they're so important. Swimming Pool Maintenance Success Tip #1: Water Circulation. Think of your pool as a big bucket of water. Without adequate circulation and water movement it quickly becomes a safe haven for bacteria and algae.…