OSBORNE Park-based Structural Monitoring Systems plc achieved a significant breakthrough last week, after aircraft manufacturer Boeing accepted the use of its in-flight crack detection technology as a way of performing inspections on the company’s aircraft. The acceptance was the culmination of a comprehensive two-year validation program by the US Federal Aviation Administration’s Airworthiness Assurance NDI Validation Center at the Sandia National Laboratory, The Boeing Company and a number of US airlines.