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Frog's-leg galvanoscope. The frog galvanoscope was a sensitive electrical instrument used to detect voltage [1] in the late 18th and 19th centuries. It consists of a skinned frog's leg with electrical connections to a nerve. The instrument was invented by Luigi Galvani and improved by Carlo Matteucci.
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Matteucci's frog battery, 1845 (top left); Aldini's frog battery, 1818 (bottom); apparatus for controlled exposure of gases to frog battery (top right). A frog battery is an electrochemical battery consisting of a number of dead frogs (or sometimes live ones), which form the cells of the battery connected in a series arrangement.
An early D'Arsonval galvanometer showing magnet and rotating coil. A galvanometer is an electromechanical measuring instrument for electric current.Early galvanometers were uncalibrated, but improved versions, called ammeters, were calibrated and could measure the flow of current more precisely.
A 68-year-old woman was bitten by a javelina as it fought with her dogs in southern Arizona, wildlife officials said. The javelina bit the woman from Pearce on the shin, the Arizona Game & Fish ...
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For some people it's hard enough to just sit comfortable with one leg over the other -- and men especially. After Imgur user SickOfFeelingNumb posted the photo , hundreds of people began commenting.