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- [{"name": "Stone tools", "year": -2600000},
- {"name": "Fire", "year": -2300000},
- {"name": "Boats", "year": -40000},
- {"name": "Pigments", "year": -400000},
- {"name": "Glue", "year": -200000},
- {"name": "Clothing", "year": -170000},
- {"name": "Burial", "year": -100000},
- {"name": "Bedding", "year": -75000},
- {"name": "Cremation", "year": -18000},
- {"name": "Flute", "year": -33000},
- {"name": "Rope", "year": -26000},
- {"name": "Pottery", "year": -14000},
- {"name": "Agriculture", "year": -10000},
- {"name": "Alcohol fermentation", "year": -7000},
- {"name": "Rowing oars", "year": -4500},
- {"name": "Sewing needle", "year": -4400},
- {"name": "Wheel", "year": -4000},
- {"name": "Silk garments", "year": -3630},
- {"name": "Horse domestication", "year": -3500},
- {"name": "Sailing", "year": -3200},
- {"name": "Writing", "year": -3000},
- {"name": "Musical notation", "year": -2000},
- {"name": "Alphabet", "year": -1700},
- {"name": "Scissors", "year": -1500},
- {"name": "Lathe", "year": -1300},
- {"name": "Sword", "year": -1200},
- {"name": "Fake teeth", "year": -750},
- {"name": "Lighthouse", "year": -600},
- {"name": "Crane", "year": -515},
- {"name": "Spiral stairs", "year": -480},
- {"name": "Mirror", "year": -400},
- {"name": "Paper", "year": -150},
- {"name": "Glassblowing", "year": -70},
- {"name": "Astrolabe", "year": 1480},
- {"name": "Wheelbarrow", "year": 118},
- {"name": "Seismometer", "year": 132},
- {"name": "Fishing reel", "year": 330},
- {"name": "Oil wells", "year": 347},
- {"name": "Sulfur matches", "year": 577},
- {"name": "Toilet paper", "year": 589},
- {"name": "Mechanical clock", "year": 725},
- {"name": "Zero as number", "year": 850},
- {"name": "Movable type", "year": 1088},
- {"name": "Landmine", "year": 1277},
- {"name": "Eyeglasses", "year": 1286},
- {"name": "Printing press", "year": 1439},
- {"name": "Mercator Projection map", "year": 1569},
- {"name": "Newspaper", "year": 1605},
- {"name": "Revolver", "year": 1597},
- {"name": "Telescope", "year": 1608},
- {"name": "Slide rule", "year": 1630},
- {"name": "Mechanical calculator", "year": 1642},
- {"name": "Barometer", "year": 1643},
- {"name": "Pendulum clock", "year": 1656},
- {"name": "Piano", "year": 1700},
- {"name": "Thermometer", "year": 1709},
- {"name": "Refrigeration machine", "year": 1755},
- {"name": "Steam engine", "year": 1765},
- {"name": "Carbonated water", "year": 1767},
- {"name": "Weighing scale", "year": 1770},
- {"name": "Steamboat", "year": 1783},
- {"name": "Hot-air balloon", "year": 1783},
- {"name": "Electrolysis", "year": 1785},
- {"name": "Sewing machine", "year": 1790},
- {"name": "Telegraph", "year": 1792},
- {"name": "Cotton gin", "year": 1793},
- {"name": "Hydraulic press", "year": 1795},
- {"name": "Plywood", "year": 1797},
- {"name": "Vaccine", "year": 1798},
- {"name": "Morphine", "year": 1804},
- {"name": "Internal combustion engine", "year": 1807},
- {"name": "Canning process (food)", "year": 1810},
- {"name": "Electromagnet", "year": 1825},
- {"name": "Friction match", "year": 1826},
- {"name": "Lawn mower", "year": 1830},
- {"name": "Morse code", "year": 1836},
- {"name": "Man-made fertilizer", "year": 1842},
- {"name": "Tunnel boring machine", "year": 1846},
- {"name": "Safety brake elevator", "year": 1852},
- {"name": "Ice maker", "year": 1856},
- {"name": "Rechargeable battery", "year": 1859},
- {"name": "Celluloid", "year": 1862},
- {"name": "Pasteurization", "year": 1864},
- {"name": "Genetics", "year": 1865},
- {"name": "Dynamite", "year": 1867},
- {"name": "Stainless steel", "year": 1872},
- {"name": "Metal detector", "year": 1874},
- {"name": "Telephone", "year": 1876},
- {"name": "Phonograph", "year": 1877},
- {"name": "Incandescent light bulb", "year": 1879},
- {"name": "Bicycle", "year": 1885},
- {"name": "Wind turbine", "year": 1887},
- {"name": "Ballpoint pen", "year": 1888},
- {"name": "Zipper", "year": 1891},
- {"name": "Zeppelin", "year": 1900},
- {"name": "Vacuum cleaner", "year": 1901},
- {"name": "Airplane", "year": 1903},
- {"name": "Cellophane", "year": 1908},
- {"name": "Television", "year": 1909},
- {"name": "Tank", "year": 1915},
- {"name": "Penicillin", "year": 1928},
- {"name": "Screw", "year": 1929},
- {"name": "Electorn microscope", "year": 1931},
- {"name": "FM radio", "year": 1933},
- {"name": "Nylon", "year": 1935},
- {"name": "Atomic bomb", "year": 1945},
- {"name": "Transistor", "year": 1947},
- {"name": "Nuclear power (for electricity)", "year": 1951},
- {"name": "Hard disk drive", "year": 1956},
- {"name": "Personal computer", "year": 1957},
- {"name": "Laser", "year": 1960},
- {"name": "Electronic cigarette", "year": 1963},
- {"name": "Pocket calculator", "year": 1970},
- {"name": "Email", "year": 1971},
- {"name": "Internet", "year": 1969},
- {"name": "Video game console", "year": 1972},
- {"name": "Touchscreen", "year": 1973},
- {"name": "CD ROM", "year": 1982},
- {"name": "World Wide Web", "year": 1990},
- {"name": "DVD", "year": 1995}]
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