Aetna Casualty & Surety Co. v. Osborne-McMillan Elevator Co.

This appeal raises the question of what is an explosion as that term is used in the insurance policies applied to the insured’s business of storing and handling grain in Superior, Wisconsin. The word “explosion” is not defined in the policies but the exclusion clause of the endorsement provides: “Loss by explosion shall include direct loss resulting from the explosion of accumulated gases or unconsumed fuel within the firébox (or combustion chamber) of any fired vessel or within the flues or passages which conduct the gases of combustion therefrom. However, this Company shall not be liable…