: Eliminating guesswork for the machinist or CNC programmer.
: Providing the criteria for inspectors to "pass" or "fail" a part. đź“Ź The Modern Language: GD&T Engineering Drawing for Manufacture (Manufactur...
: In the late 18th century, Gaspard Monge developed Descriptive Geometry . This allowed 3D objects to be represented accurately on 2D paper using orthographic projection. : Eliminating guesswork for the machinist or CNC programmer
: Leonardo da Vinci and others used perspective drawings, but these lacked the precise measurements needed for mass production. and technology would literally fall apart.
Without this "story" and its strict rules, modern aviation, medicine, and technology would literally fall apart.