rod-type heater
81Panhard Dyna Z — Infobox Automobile generation name = Panhard Dyna Z manufacturer = Société des Anciens Etablissements Panhard et Levassorcite book |last=Georgano |first=G.N. |authorlink= |coauthors= |title=The Complete Encyclopaedia of Motorcars 1885… …
82Net radiometer — 4 component net radiometer clearly showing the instrument main components: 2 pyranometers (with domes, one visible at right facing up and the second at right facing down obscured by the white radiation shield above it) and 2 pyrgeometers (flat… …
83Nuclear reactor safety systems — This article covers the technical aspects of active nuclear safety systems. For a general approach to nuclear safety, see nuclear safety. The three primary objectives of nuclear reactor safety systems as defined by the Nuclear Regulatory… …
