“If you lose the electrical power, the pathogens in the freezers warm up,” he said. “If the ventilation system is damaged, or the building itself is damaged, an

“If you lose the electrical power, the pathogens in the freezers warm up,” he said. “If the ventilation system is damaged, or the building itself is damaged, and these now ambient-temperature pathogens are able to escape the facility, then they can be potentially infectious in the region around the facility.”