> You mean like this guy, who built a business out of checking such things > ... > > http://www.timesonline.co.uk/tol/comment/obituaries/article4848535.ece :-) "Sandberg acted as an expert witness in some high-profile fraud cases in countries where use of poor-quality concrete was rife. On one large public housing contract in Hong Kong he proved that the concrete he had been asked to test was not the same as the poorer quality concrete being mixed on site. He demonstrated that the contractor had purchased concrete cubes for the testing. The building was knocked down and the contractor successfully prosecuted." :-) R -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist