GfG’s new intrinsically-safe G460 is a rugged, compact instrument for simultaneous detection of up to 6 gases. Sensor options include infrared (CO2) and PID (VOC). It offers automatic calibration, datalogging and interchangeable battery-packs. GfG’s concussion-proof boot and the highly dust/water resistant housing protect the instrument in the harshest environments. GfG Instrumentation, Inc., www.gfg-inc.om, (800) 959-0329.