<prompt> Lightening flash can cause injury by all of the following, except-Direct effect of electric currrentSuper heated airExpanded and repelled airCompressed air pushed in front of the current  <response>: Mechanism of injury in lightening burns are:-Direct effect of high voltage current.Heat, i.e. superheated air causing burns.Expanded and displaced air, which acts as a blast wave.Sledgehammer blow by compressed air pushed before the current sledgehammer effect and blow death. 