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 chemical/biological units in the years prior to and during World War II. One example of this was the chemical/flame tank versions of the T-26. Other major powers also had their own versions of vehicles designed to deliver chemical and/or biological weapons on the battlefield, usually using light or infantry tanks as their basis. Also produced for the Imperial Japanese Army was the Type 97 Disinfecting Vehicle and Type 97 Gas Scattering Vehicle. It was based on the Type 97 Te-Ke tankette chassis, but had a Type 94 turret. They operated in the same way as the Type 94 tankette based