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INVENTIONSOF THE FIRST INDUSTRIAL REVOLUTION
STEAM ENGINE
AIRPLANETELEGRAPH
SEWING MACHINE
CAR
STEEL MAKING
INVENTIONSOF THE SECOND INDUSTRIAL REVOLUTION
RUBIK’S CUBE
BOEING 747
DESKTOP COMPUTER
GPS
3D DESIGN
CELL PHONE
INTERNET
SPACE SHUTTLE
INVENTIONSOF THE THIRD INDUSTRIAL REVOLUTION
PATHFINDER LANDING ON MARS AND TOOK THE HUNDRETS OF IMAGES
FELIX JUMPED TO EARTH FROM SPACE AND BREAK THE SOUND BARRIER
HYBRID CAR
SMART PHONE
THE FOURTH INDUSTRIAL REVOLUTION UNPRECEDENTED DEVELOPMENTS IN
GENETICSNANOTECHNOLOGYBIOTECHNOLOGYINTERNET ON THINGSQUANTUM COMPUTERSARTIFICIAL INTELLIGENCE3D PRINTING
GENERAL PRINCIPLESMODELING
3D printable models may be created with a computer aided design (CAD) package, via a 3D scanner or by a plain digital camera and photogrammetry software
GENERAL PRINCIPLESMATERIALS USED IN 3D PRINTING
3D printers use mostly ABS and/or PLA plastic which becomes pliable when heated then solid
Acrylonitrile Butadiene Styrene (ABS) Polylactic acid (PLA)