In the early 20th century, Upton Sinclair's 'The Jungle' sparked public outcry about food safety, leading to stricter food safety protocols in the United States. These reforms marked a turning point in how the country approached the safety of food products.

NASA later took food safety testing further, contributing new methods and standards that transformed how food inspection was carried out. While the exact nature of NASA's contributions is not detailed in this snippet, the space agency's involvement represents a significant evolution in US food safety practices.