Definitions for "Non-Destructive Testing"
Also known as non-destructive inspection. Any technique that uses radiography, ultra-sonics, dye-penetrant, magnetic particles, eddy currents etc. to determine the quality of a material without permanently altering the completeness or properties of the material being tested.
method of testing which does not destroy or alter the item being test ed. [D05030] SCL
Testing in which the part being tested is not rendered unusable.
That done on a component so as not to permanently damage it.