Radiation Barrier : A shield interposed between a source of radiant heat and an object, and designed to reduce to an acceptable level the amount of radiant heat received by the object
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}