Home AIHA Home Inactive Site This service is temporarily disabled. Please contact for information on site status. powered by CQ Roll Call ©2017 Industrial hygiene keepsworkers, their families, andthe community healthy & safe. Join AIHA Find an IH Courses Store Latest from Twitter Tweets by @AIHA Follow AIHA Featured Video ?Former U.S. Assistant Secretary of Labor for OSHA John L. Henshaw describes how the work of occupational health and safety professionals affects the safety and well-being of not just workers, but their families and communities as well. Thought Leaders Project Featured Product ?A Strategy for Assessing and Managing Occupational Exposures, 3rd Edition ?Shop for more? IH Calculator App Get IH Calculator LITE from the Apple StoreFREE?