Safe Secure Trailer 2 : A specially designed trailer for transporting nuclear materials. As its name implies, it is built for security and to withstand severe impacts
U.S. Environmental Protection Agency, Radiation Glossary, Office of Radiation and Indoor Air Radiation Protection Division, Washington, DC, USA 2013. http://www.epa.gov/radiation/glossary/index.html#a , (Dzstr/ Rad Emr - Amer) {823}