Image from Google Jackets

Concrete test

Language: English Series: Financial Times ; 28/6/89 p35Publication details: 1989Subject(s): Summary: A US engineering group, Westinghouse, has developed a process whereby tiny iron particles embedded in concrete or other substances can be used later to monitor the state of the material.

A US engineering group, Westinghouse, has developed a process whereby tiny iron particles embedded in concrete or other substances can be used later to monitor the state of the material.