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The roller must be one of the simplest agricultural implements in farming today. It is used to flatten land and also to break up the large clods of soil that are often left behind after ploughing. Initially they were pulled by draft animals, but today agricultural rollers are pulled by tractors as trailed implements
The g...

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The saxophone or sax is a conical instrument of the woodwind family, usually made of brass and played with a single-reed mouthpiece like the clarinet. It was invented by Adolphe Sax in the mid-1840s. The saxophone is most commonly associated with popular music, big band music, and jazz, but it was originally intended as both an...

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The scoop stretcher (or clamshell, Roberson orthopedic stretcher, or just scoop) is a device used specifically for moving injured people. It is most frequently used to lift people who may have a spinal cord injury from the ground, either due to unconsciousness or in order to maintain stability in the case of trauma.
The g...

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The Tactical Communication and Protective System (TCAPS) provides concurrent hearing protection and auditory situational awareness. Historically, Soldiers have had to choose between hearing protection and force protection. TCAPS maintains hearing protection while enabling Soldiers to use existing tactical radios, resulting in i...

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The term “microsatellite” or “microsat” is usually applied to the name of an artificial satellite with a wet mass between 10 and 100 kg (22 and 220 lb). The term “nanosatellite” or “nanosat” is applied to an artificial satellite with a wet mass between 1 and 10 kg (2.2 and 22.0 lb...

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The term “patient engagement” has become entrenched in the healthcare lexicon. Many healthcare networks and payers are now striving to achieve the Institute for Healthcare Improvement’s Triple Aim:
The global Patient Engagement Solutions market will reach xxx Million USD in 2018 and with a CAGR if xx% be...

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The thaumatins were first found as a mixture of proteins isolated from the katemfe fruit (Thaumatococcus daniellii Bennett) of West Africa. Some proteins in the thaumatin family of sweeteners are roughly 2000 times more potent than sugar. Although very sweet, thaumatin’s taste is markedly different from sugar. The sweetne...

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the traditional role of compounding pharmacies is to make drugs prescribed by doctors for specific patients with needs that can’t be met by commercially available drugs. For example:A young child may need a small, liquid dose of a drug made only in adult-dosage tablets.A person may be allergic to one of the ingredients in...

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The use of the oil pump is to deliver the oil in the oil pan to the filter, and the oil through the filter can still be reliably transported to the various lubricating oil and the friction surface of the moving parts. When the engine is working, the oil pump is constantly working to ensure that the oil circulates in the oil pat...

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The vanadium redox battery (VRB) (or Vanadium flow battery) is a type of rechargeable flow battery that employs vanadium ions in different oxidation states to store chemical potential energy. The vanadium redox battery exploits the ability of vanadium to exist in solution in four different oxidation states, and uses this proper...