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1st library ever
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1st ever fire group
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a metal lined fireplace named after benny boy. it was a fireplace with a hollow panel near the rear (to transfer more heat from the fire to the room's air). It was intended to produce more heat and less smoke than an ordinary open fireplace
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founded in 1743 and located in Philadelphia, its a scholarly organization of international reputation, that promotes useful knowledge in the sciences and humanities through excellence in scholarly research, professional meetings, publications, library resources, and community outreach. Considered the first learned society in the United States, it has played an important role in American cultural and intellectual life for over 270 years.
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A lightning rod is a metal object mounted on top of an elevated structure, such as a building or tree, its electrically bonded using a wire that goes to the ground through an electrode, engineered to protect the structure in the event of lightning strike. If lightning hits the structure, it will strike the rod and be conducted to ground through the wire, instead of hitting your house or whatever it is potentially causing a fire
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first ever college
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1st ever hospital
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Catheters are medical devices that can be inserted in the body to treat diseases or perform a surgical procedure. Functionally, they allow drainage, administration of fluids or gases, access by surgical instruments, and also perform a wide variety of other tasks depending on the type of catheter
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read sign
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in 1752, Benjamin Franklin flies a kite during a thunderstorm and collects a charge in a Leyden jar when the kite is struck by lightning, enabling him to demonstrate the electrical nature of lightning.
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is a type of musical instrument that uses a series of glass bowls or goblets graduated in size to produce musical tones by means of friction
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an instrument for measuring the distance traveled by a vehicle
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used to tell time
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used to see
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