Factory safety expert witness was engaged to determine the cause of a worker injury to an experienced operator/supervisor. The superviser was threading the machine with plastic sheet material when her hand was crushed. The accepted practice for threading was to feed the plastic sheet from the top and reach underneath to pull it through while […]
Plastic Failure Analysis
Plastics failure expert performs a root cause failure analysis on a plastic automobile door handle. The handle is from a van’s sliding side door. The product failure occurred when the user was trying to close the van’s sliding door. This is a products liability issue because the handle failed in a brittle manner and a […]
Wine Glass Failure Analysis
Glass failure expert witness performs a root cause failure analysis on a failed wine glass. Failure analysis revealed that the failure initiated on the inside edge at the bead on the top. The top left photograph shows the re-assembled glass; the arrow indicates the crack starting point. The […]
Glass Expert Discusses Glass Ovenware
A glass expert in California compares Pyrex glass ware from two eras. The original glass ovenware was developed by Corning Glass Works. They introduced annealed borosilicate glass that had a lower thermal expansion coefficient than the more common soda lime glass. The lower expansion coefficient reduced the level of thermal shock and allowed this glass […]
Safety Expert Examines a Personal Injury from Bungee Cord
Safety Expert analyzes the cause of injury to a wakeboard user from a bungee cord on the wakeboard rack. The rack is a piece of sports equipment, and it is designed to hold two boards in place with two 19″ long bungee cords; each has a 1″ plastic ball on […]
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