Glass Failure Experts at Read Consulting were asked to perform a failure analysis on a jet aircraft windshield. This was obviously an impact failure. There was little or no crushed glass at the origin. This indicates that it was not hit by a hard object. When landing the airspeed is approximately 150 MPH. So any […]
A California failure analysis laboratory examined a broken whisky bottle. The glass failure analysis revealed that the bottle was hit with a sharp hard object which penetrated the glass. The results indicate an impact failure.
Read Consulting performed a failure analysis on a pair of safety glasses involved in a reported accident. These glasses are intended to be used by X-ray technicians. The failed lens is fully annealed glass; it appears the glass failure was the result of an impact on the lens inside surface by a hard, small diameter […]
Read Consulting was engaged to perform a glass fracture analysis on a broken clothes washer door failure. The glass is 5mm thick heat strengthened glass. It was claimed that the glass failed “spontaneously” and caused an injury. Examination of the glass remaining on the door revealed that the glass failed from impact. There is a […]
Read Consulting was engaged to examine a failed polypropylene (PP) lawn chair used poolside in a desert environment. In this type of environment, air temperatures can reach higher than 110°F. This means the surface of a dark chair can reach temperatures higher than 150°F. Previous studies on polypropylene plumbing failures have shown that hot chlorinated […]