How astronauts complete one of the most important hygienic tasks without gravity: washing hands. The Canadian Space Agency (CSA) astronaut Chris Hadfield was asked this question by a student during a video link with 200 grade school students from Ottawa.Hadfield produces a pouch of no rinse body bath — a “special type of slightly soapy water” — to show the students how getting clean happens in zero gravity. Photo: photo.huanqiu.com
Photo: photo.huanqiu.com
Photo: photo.huanqiu.com
Photo: photo.huanqiu.com
Photo: photo.huanqiu.com