ASTM F1052 : Standard practice for pressure testing of Level A totally encapsulating chemical protective suits. Tests if suit has "air leaks" which could possibly allow entry of hazardous substances
DuPont (The Miracles of Science), Literature & Technical Information, Industrial Personal Protection Glossary, Wilmington, DE, USA 2010http://www2.dupont.com/Personal_Protection/en_ HK/tech_info/glossary_industrial.html, (IndPP - Amer) {49}