Almost everyone uses a computer daily, but many don't know how a computer works or all the different individual pieces that make it up. In fact, many people erroneously look at a computer and call it ...

This Q&A is part of a weekly series of posts highlighting common questions encountered by technophiles and answered by users at Stack Exchange, a free, community-powered network of 100+ Q&A sites.

What is Non-Destructive Testing? Nondestructive testing is a means of evaluating a material or component’s superficial or interior defects or mechanical conditions without compromising the component ...