Non-Destructive Testing (NDT) is a range of analysis techniques used to evaluate the properties of a material or component, without causing damage or destruction to it. NDT is used in a very wide range of industries such as; Oil & Gas, Aerospace, Energy, Power, Nuclear, Transport and job opportunities are virtually limitless.Non-Destructive Testing (NDT) is a range of analysis techniques used to evaluate the properties of a material or component, without causing damage or destruction to it. NDT is used in a very wide range of industries such as; Oil & Gas, Aerospace, Energy, Power, Nuclear, Transport and job opportunities are virtually limitless.