It is used in a much larger sense, "Conduct", which is morally unsound and debased. A primary criticism was that the method is geophysically implausible and scientifically unsound. It was so logically unsound that it was distracting. He refused the request as being statistically unsound and likely to lead to nonsensical results. After being found structurally unsound, the theatre had to be demolished. Much went to unproductive expenses like the Bataan Nuclear Plant, which was unsound and wasteful. It may not even make the argument unsound. To have completed it would have been politically unsound. The new building replaced the structurally unsound former capitol. The FAA argued that the aircraft was overloaded rather than mechanically unsound. In Dhaka, workers must work in hot and chemical-ridden environments and structurally unsound buildings. A false analogy occurs when claims are supported by unsound comparisons between data points. Operational audits cover any matters which may be commercially unsound. These aggregates can swell and make the shield mechanically unsound. The false and unsound will be vanquished.