In 1979 in Sverdlovsk occurred : Bbibepure opuHoreer: a. depressurization of one of the containers with especially dangerous pathogens b. combat nerve gas leak c. leak into the sewer of one of the components of a chemical weapon d. release of the strongest defoliants into the environment e. release into the environment of a combat strain of anthra bacilli

The correct answer is e. release into the environment of a combat strain of anthrax bacilli.<br /><br />In 1979, in Sverdlovsk (now Yekaterinburg), Russia, there was a biological weapons accident that resulted in the release of a highly virulent strain of anthrax into the environment. This incident, known as the Sverdlovsk anthrax accident, led to the deaths of several people and caused a significant public health crisis. The strain of anthrax released was a military-grade, highly potent, and lethal form of the bacteria. The incident highlighted the dangers and potential consequences of biological weapons and led to increased efforts to control and prevent the use of such weapons.