Wall Street Journal.United had sought permission to carry more dry ice than is typically allowed on flights to maintain the extremely low temperatures required to prevent Pfizer’s vaccine from spoiling.The airline has reportedly been granted special permission by the Federal Aviation Authority (FAA) to fly with increased quantities of dry ice, to keep the vaccine cold.Pfizer's vaccination must be stored at minus 70 degrees Celsius.
Pfizer’s distribution plan also includes refrigerated storage sites at the drugmaker’s final-assembly centers in Kalamazoo, Mich., and Puurs, Belgium, and expanding storage capacity at distribution sites in Pleasant Prairie, Wis., and in Karlsruhe, Germany, in addition to dozens of cargo flights and hundreds of.