Christa McAuliffe a result. On January 28, 1986, McAuliffe boarded "Challenger" with the other six crew members of STS-51-L. Just 73 seconds into its flight at an altitude of 48,000 feet, the shuttle broke apart, resulting in the deaths of all seven crew members. According to NASA, it was in part because of the excitement over her presence on the shuttle that the accident had such a significant effect on the nation. Many schoolchildren were viewing the launch live, and media coverage of the accident was extensive. The Presidential Commission on the Space Shuttle "Challenger" Accident—also known as the Rogers Commission—was formed
Type 94 Disinfecting Vehicle and Type 94 Gas Scattering Vehicle Type 94 Disinfecting Vehicle and Type 94 Gas Scattering Vehicle The Type 94 Disinfecting Vehicle and Type 94 Gas Scattering Vehicle was a variant of the Type 94 tankette adapted to chemical warfare by the Imperial Japanese Army. The Type 94 Disinfecting Vehicle and Type 94 Gas Scattering Vehicle were configured as an independent mobile liquid dissemination chemical vehicle with respective mobile disinfecting anti-chemical agents vehicle for support to Japanese chemical infantry units in combat. These special vehicles for chemical warfare were developed in 1933–1934. The Type 94 tankette was modified and used as a "tractor"; closed for protection against