TSI QUEST HEAT STRESS MONITOR Our heat stress monitor is being used by OSHA as a reference instrument for their research studies and assessment. It is important to emphasize the correct WBGT meter which must have 3 sensors (Dry, Wet and Globe). [1] Both the US and UK Army have also been following OSHA to adopt Quest Heat Stress monitors as their reference units. [2] TSI Quest QUESTemp Heat Stress Monitor QT-32 TS...