IHST

AcronymDefinition
IHSTInternational Helicopter Safety Team (Alexandria, VA)
IHSTIndustrial Hygiene and Safety Technology, Inc. (various locations)
IHSTInstitute of the History of Science and Technology (Russia)
IHSTIntentional Hand Steadiness Test
IHSTInstitute of Homeland Security Training (St. Clair County Community College; Port Huron, MI)