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The commonly used symbol denoting the polarity of a device or adapter consists of a black dot with a line leading to the right and a broken circle (like the letter "C") surrounding the dot and with a line leading to the left. At the ends of the lines leading right and left are found a plus sign (+), meaning positive, also sometimes referred to ...
Detonating cord. Detonating cord (also called detonation cord, detacord, detcord, or primer cord) is a thin, flexible plastic tube usually filled with pentaerythritol tetranitrate (PETN, pentrite). With the PETN exploding at a rate of approximately 6,400 m/s (21,000 ft/s), any common length of detonation cord appears to explode instantaneously.
Tethered cord syndrome ( TCS) refers to a group of neurological disorders that relate to malformations of the spinal cord. [ 1] Various forms include tight filum terminale, lipomeningomyelocele, split cord malformations ( diastematomyelia ), occult, dermal sinus tracts, and dermoids . All forms involve the pulling of the spinal cord at the base ...
Nausea or vomiting. “Pressure” in the head. Sleep issues, such as insomnia or sleeping too much. Tiredness. You may have symptoms immediately, or you may not. Some can occur minutes, hours ...
The Combined Charging System ( CCS) is a standard for charging electric vehicles. It can use Combo 1 ( CCS1) or Combo 2 ( CCS2) connectors to provide power at up to 350 kilowatts (kW) (max 500 A). [ 1] These two connectors are extensions of the IEC 62196 Type 1 and Type 2 connectors, with two additional direct current (DC) contacts to allow ...
A USB cable, by definition, has a plug on each end—one A (or C) and one B (or C)—and the corresponding receptacle is usually on a computer or electronic device. The mini and micro formats may connect to an AB receptacle, which accepts either an A or a B plug, that plug determining the behavior of the receptacle.
Anatomical terminology. [ edit on Wikidata] On either side of the posterior median sulcus of the spinal cord, and at a short distance from it, the posterior nerve roots are attached along a vertical furrow named the posterolateral sulcus. The portion of the medulla spinalis which lies between this and the posterior median sulcus is named the ...
Experts generally agree that Americans consume too much added sugar every day, so many of us turn to zero-calorie sweeteners to satisfy a sweet tooth. The US Food and Drug Administration has ...