YOKE MT: Part II —
The Effect of Geometric
Unsharpness on Radiographs
In the Beginning...
So exactly when did NDT begin? Many believe that the first, and probably the most important, NDT was performed as described in the biblical account found in the book of Genesis. In describing the process of creation, Chapter 1 repeats the expression "and God saw that it was good" six times. That first nondestructive test is known today as visual testing (VT).
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